Birgir Hrafnkelsson

Dunhagi 5
107 Reykjavík
Iceland
Phone: (354) 525-4669
e-mail: birgirhr@hi.is
Web-site: www.hi.is/~birgirhr/

Education

·         Ph.D. in Statistics, August 1999
Department of Statistics
Texas A&M University
College Station, Texas, U.S.A.

Thesis title: Principal Component Time Series and Autoregressive Estimates, advised by H. Joseph Newton.

·         M.S. in Mechanical Engineering, June 1995
Department of Mechanical and Industrial Engineering
University of Iceland
Reykjavík, Iceland

Master's thesis title: Estimating Maximum Load in District Heating Systems, (Icelandic title: Mat á hámarksálagi í hitaveitukerfum)
advised by Guðmundur R. Jónsson. Courses for M.S. degree were taken at the Technical University of Denmark.

·         B.S. in Mechanical Engineering, June 1993
Department of Mechanical and Industrial Engineering
University of Iceland
Reykjavík, Iceland

Awards and Honors

·         Connor Student Award, Department of Statistics, Texas A&M University, May 1999.

Experience

·         Professor in Statistics, Department of Mathematics, Faculty of Physical Sciences at University of Iceland, from July 2016.

·         Associate Professor in Statistics, Department of Mathematics, Faculty of Physical Sciences at University of Iceland, from January 2012 – June 2016.

·         Research Scholar at the Science Institute, University of Iceland, from January 2008 – December 2011.

·         Assistant Professor at the Department of Mechanical and Industrial Engineering, Faculty of Engineering, University of Iceland, from September 2003 – December 2007.

·         Part-time teacher at the Department of Mechanical and Industrial Engineering, Faculty of Engineering, University of Iceland, from fall 2001 – August 2003.

·         Researcher at deCODE genetics, Reykjavík, Iceland, November 2001 - August 2003.

·         Postdoctoral Researcher in the Modeling Department at the Marine Research Institute, Reykjavík, Iceland, 2000 - 2001.

·         Part-time teacher at the School of Business, Reykjavík University, spring 2001.

·         Part-time teacher at the Department of Mathematics, Faculty of Science, University of Iceland, From September 2000 – Agust 2003.

·         Postdoctoral Researcher in the Program in Spatial Statistics and Environmental Sciences, Department of Statistics, The Ohio State University, 1999 - 2000.

·         Teaching Assistant, Department of Statistics, Texas A&M University, 1998-1999.

·         Research Assistant, Statistical Analysis of Tides Data and Harvest Data, at the Department of Statistics, Texas A&M University, 1996-1998.

·         Research Assistant, Statistical Analysis of NMR Data, at the Department of Chemical Engineering, Texas A&M University, 1995-1996.

Publications - refereed journals

·         Sigurdarson, A. N. and Hrafnkelsson, B. (2016) Bayesian prediction of monthly precipitation on a fine grid using covariates based on a regional meteorological model. Environmetrics, 27(1), 27-41.

·         Olafsdottir, T., Hrafnkelsson, B., Thorgeirsson, G. and Asgeirsdottir, T. L. (2016) The tax-free year in Iceland: A natural experiment to explore the impact of a short-term increase in labor supply on the risk of heart attacks. Journal of Health Economics, 49, 14-27.

·         Hrafnkelsson, Birgir; Oddsson, Gudmundur V.; Unnthorsson, Runar. (2016) A Method for Estimating Annual Energy Production Using Monte Carlo Wind Speed Simulation. Energies, 9(4), no. 286.

·         Geirsson, O. P., Hrafnkelsson, B. and Simpson, D. (2015) Computationally efficient spatial modeling of annual maximum 24-h precipitation on a fine grid. Environmetrics, 26(5), 339-353.

·         Ragnarsson, B. F., Oddsson, G. V., Unnthorsson, R. and Hrafnkelsson, B. (2015) Levelized cost of energy analysis of a wind power generation system at Búrfell in Iceland. Energies, 8(9), 9464-9485.

·         Olafsdottir, T., Hrafnkelsson, B. and Asgeirsdottir, T. L. (2015) The Icelandic economic collapse, smoking, and the role of labor-market changes.  European Journal of Health Economics, 16(4), 391-405.

·         Sigurdsson, S., Kristinsson, K. G., Erlendsdottir, H., Hrafnkelsson, B. and Haraldsson, A. (2015) Decreased Incidence of Respiratory Infections in Children After Vaccination with Ten-valent Pneumococcal Vaccine.The Pediatric Infectious Disease Journal, 34(12), 1385-1390.  

·         Jonsdottir, H., Amundadottir, O. R., Gudmundsson, G., Halldorsdottir, B. S., Hrafnkelsson, B., Ingadottir, T. S., Jonsdottir, R., Jonsson, J. S., Ellen D. Sigurjonsdottir, E. D., and Stefansdottir, I. K. (2015) Effectiveness of a partnership-based self-management programme for patients with mild and moderate chronic obstructive pulmonary disease: a pragmatic randomized controlled trial. Journal of Advanced Nursing, 71(11), 2634-2649. 

·         Gudnason, T., Hrafnkelsson, B., Laxdal, B. and Kristinsson, K. G. (2014) Risk factors for nasopharyngeal carriage of Streptococcus pneumoniae and effects of a hygiene intervention: repeated cross-sectional cohort study at day care centres. Scandinavian Journal of Infectious Disease, 46(7), 493-501.

·         Geirsson, O. P., Gunnarsdottir, O. S., Baldursson, J., Hrafnkelsson, B. and Rafnsson, V. (2013) Risk of repeat visits, hospitalisation and death after uncompleted and completed visits to the emergency department: a prospective observation study. Emergency Medicine Journal, 30(8), 662-668.

·         Gudnason, T., Hrafnkelsson, B., Laxdal, B. and Kristinsson, K. G. (2013) Does hygiene intervention at day care centres reduce infectious illnesses in children? An intervention cohort study. Scandinavian Journal of Infectious Disease, 45(5), 397-403.

·         Hrafnkelsson, B., Ingimarsson, K. M., Gardarsson, S. M. and Snorrason, A. (2012) Modeling discharge rating curves with Bayesian B-splines. Stochastic Environmental Research and Risk Assessment, 26(1), 1-20.

·         Hrafnkelsson, B., Morris, J. and Baladandayuthapani, V. (2012) Spatial modeling of annual minimum and maximum temperatures in Iceland. Meteorology and Atmospheric Physics, 116(1-2), 43-61.

·         Carlsen, H. K., Zoëga, H., Valdimarsdóttir, U., Gíslason, Þ. and Hrafnkelsson, B. (2012) Hydrogen sulfide and urban air pollution levels associated with increased dispensing of anti-asthma drugs in Iceland's capital. Environmental Research, 113, 33-39.

·         Gudnason, T., Hrafnkelsson, B., Laxdal, B. and Kristinsson K. G. (2012) Can risk factors of infectious illnesses in children at day care centres be identified? Scandinavian Journal of Infectious Diseases, 44(2), 149-156.

·         Georgsdottir, I., Erlingsdottir. G., Hrafnkelsson, B. Haraldsson, A. and Dagbjartsson, A. (2012) Disabilities and health of extremely low birth weight-teenagers - a population based study. Acta Pædiatrica, 101(5), 518-523.

·         Finnbogadottir, A. F., Ardal, B., Eiriksson, H., Hrafnkelsson, B., Valdimarsson, H., Ludviksson, B. R. and Haraldsson, A. (2012) A long term follow-up of allergic diseases in Iceland. Pediatric Allergy and Immunology, 23(2), 181-185.

·         Sveinbjarnardottir, E. K., Svavarsdottir, E. K., and Hrafnkelsson, B. (2012) Psychometric Development of the Iceland-Family Perceived Support Questionnaire (ICE-FPSQ). Journal of Family Nursing, 18(3), 328-352.

·         Sveinbjarnardottir, E. K., Svavarsdottir. E. K. and Hrafnkelsson, B. (2012) Psychometric development of the Iceland-Expressive Family Functioning Questionnaire (ICE-EFFQ). Journal of Family Nursing, 18(3), 353-377.

·         Hrafnkelsson, B., Helgason, A., Jonsson, G. F., Gudbjartsson, D. F., Jonsson, T., Thorvaldsson, S., Stefansson, H., Steinthorsdottir, V., Vidarsdottir, N., Middleton, D., Petersen, H. S., Martinez, C., Snaedal, J., Jonsson, P. V., Bjornsson, S., Gulcher, J. R. and Stefansson, K. (2010) Evaluating differences in linkage disequilibrium between populations. Annals of Human Genetics, 74(3), 233-247.

·         Margeirsson, S., Hrafnkelsson, B., Jonsson, G. R., Jensson, P. and Arason, S. (2010) Utilization of data recording in the cod industry for decision making based on statistical analysis of value chain data, Journal of Food Engineering, 99(2), 151-158

·         Zoega, H., Baldursson, G., Hrafnkelsson, B., Almarsdottir, A. B., Valdimarsdottir, U., Halldorsson, M. (2009) Psychotropic Drug Use among Icelandic Children: A Nationwide Population-Based Study. Journal of Child and Adolescent Psychopharmacology, 19(6), 757-764.

·         Zoega, H., Baldursson, G., Hrafnkelsson, B., Almarsdottir, A. B., Valdimarsdottir, U., Halldorsson, M. (2009) Extensive psychotropic drug use among Icelandic children: A nationwide population based study. Pharmacoepidemiology and Drug Safety, 18, S203-S203.

·         Babak, O., Hrafnkelsson, B. and Palsson, O. P. (2007) Estimation of the length distribution of marine populations in the Gaussian-multinomial setting using the method of moments. Journal of Applied Statistics, 34(8), 985-995.

·         Helgason, A., Palsson, S., Lalueza-Fox, C., Ghosh, S., Sigurdardottir, S., Baker, A., Hrafnkelsson, B., Arnadóttir, L., Thorsteinsdottir, U., and Stefansson, K. (2007) A statistical approach to identify ancient template DNA. Journal of Molecular Evolution, 65(1), 92-102

·         Helgason, A., Yngvadottir, B., Hrafnkelsson, B., Gulcher, J. R. and Stefansson, K. (2005) An Icelandic example of the impact of population structure on association studies. Nature Genetics, 37(1), 90-95

·         Hrafnkelsson, B. and Stefansson, G. (2004) A model for categorical length data from groundfish surveys. Canadian Journal of Fisheries and Aquatic Sciences, 61(7), 1135-1142.

·         Helgason, A., Hrafnkelsson, B., Gulcher, J. R., Ward, R. and Stefansson, K. (2003) A population-wide coalescent analysis of Icelandic matrilineal and patrilineal genealogies: Determining the evolutionary rates of mtDNA and Y-chromosome lineages. The American Journal of Human Genetics, 72(6), 1370-1388.

·         Hrafnkelsson, B. and Cressie, N. (2003) Hierarchical modeling of count data with application to nuclear fall-out. Environmental and Ecological Statistics, 10(2), 179-200.

·         Hrafnkelsson, B. and Newton, H.J. (2000). Asymptotic simultaneous confidence bands for vector autoregressive spectra. Biometrika, 87(1), 173-182.

·         Jonsson, G. R., Jonsson, V. K., Palsson, O. P. and Hrafnkelsson, B. (1998). Estimation of extreme mass flowrate in district heating systems. Proceedings of the Institution of Mechanical Engineers, Part A, Journal of Power and Energy, 212(A2), 125-133.

Publications – submitted to arXiv

·         Geirsson, O.P., Hrafnkelsson, B., Simpson D. and Sigurðarson H. (2015) The MCMC split sampler: A block Gibbs sampling scheme for latent Gaussian models. arXiv preprint arXiv:1506.06285v1.

Publications – refereed Icelandic journals

·         Birgir Hrafnkelsson og Gunnar Stefánsson. (2003) Mat á lengdardreifingum. Tímarit um raunvísindi og stærðfræði, 1. árg. 2. hefti, 45-55.

·         Snorri Árnason, Birgir Hrafnkelsson og Ólafur P. Pálsson (2005) Mat á rennslislyklum og rennsli með bayesískri tölfræði. Árbók VFÍ 2005, 209-217.

Publications – book chapters

·         Margeirsson, S., Jonsson, G., R., Arason, S., Thorkelsson, G., Sigurgisladottir, S., Hrafnkelsson, B. and Jensson, P. (2007) Food Engineering Trends - Icelandic View. In the book: Food engineering Research Developments. Edited by Terrance P. Klening. Hauppauge NY, Nova Science Publishers Inc. pp. 1-24.

Publications - refereed conference papers

·         Ingimarsson, K. M., Hrafnkelsson, B., Gardarsson, S. M. and Snorrason, A. (2008) Bayesian estimation of discharge rating curves. XXV Nordic Hydrological Conference, pp. 308-317. Nordic Association for Hydrology. Reykjavik, August 11-13, 2008.

Publications - unrefereed conference papers

·         Cressie, N., Wendt, D. A., Johannesson, G., Mugglin, A. S. and Hrafnkelsson, B. (2003) A spatio-temporal statistical approach to problems in command and control. Proceedings of the Sixth Annual U.S. Army Conference on Applied Statistics, Houston 18-20 October 2000. Editors Bodt, B. and Wegman, E. Army Research Laboratory, MD, pp. 170-190.

 

Oral presentations

·         „Bayesian flood frequency analysis using monthly maxima“ a talk at the 5th Nordic-Baltic Biometric Conference, June 8-10th, 2015, Reykjavik, Iceland.

·         „An MCMC split sampler for latent Gaussian models“ a talk at the 5th Nordic-Baltic Biometric Conference, June 8-10th, 2015, Reykjavik, Iceland. Given by Óli Páll Geirsson, PhD student..

·         Stigskipt Bayesísk tölfræðilíkön og hagnýtingar þeirra“, a talk given on November 27, 2014 on a meeting organized by the Icelandic Mathematics Association held at University of Iceland. Given by Óli Páll Geirsson, PhD student..

·         “A few computational tips and tricks in R“, a talk given on May 30, 2014 at a meeting of the Icelandic R Association held at University of Iceland. Given by Óli Páll Geirsson, PhD student..

·         Samanburður á Bayesískri tölfræði og klassískri tölfræði“, a talk given on April 10, 2014 on a meeting organized by the Icelandic Mathematics Association held at University of Iceland.

·         “Weak solution to stochastic partial differential equations and applications in spatial statistics“, mathematics colloquium at University of Iceland, Reykjavik, Iceland, March 21, 2014. Given by Óli Páll Geirsson, PhD student.

·         “Modelling annual maximum 24 hour precipitation in Iceland using the SPDE approach and split sampling MCMC strategy “, statistics colloquium at University of Iceland, Reykjavik, Iceland, March 20, 2014. Given by Óli Páll Geirsson, PhD student.

·         „Modeling of annual maximum 24 hour precipitation in Iceland using t-copula and Markovian models“ a talk at „Spatial Statistics 2013“ held at Ohio State University in Columbus, USA, 4.-7. June 2013. Given by Óli Páll Geirsson PhD student.

·         „Bayesian modeling of monthly precipitation via integration of measurements and meteorological model“, Atli Norðmann Sigurðarson MS thesis talk at University of Iceland May 31, 2013. 

·         Bayesískt tölfræðilíkan fyrir mánaðarlega úrkomu byggt á úrkomumælingum og úttaki úr veðurfræðilíkani“, a talk given on June 11 2013 at Sumarþingi Veðurfræðifélagsins, Veðurstofu Íslands, Reykjavík. Given by Atli Norðmann Sigurðarson MS student.

·         “Modelling annual maximum 24 hour precipitation in Iceland using block sampling and SPDE models“, a talk given on June 11 2013 at Sumarþingi Veðurfræðifélagsins, Veðurstofu Íslands, Reykjavík. Given by Óli Páll Geirsson

·         „Modeling of annual maximum 24 hour precipitation in Iceland using t-copula and Markovian models“ a talk at „Spatial Statistics 2013“ held at Ohio State University in Columbus, USA, 4.-7. June 2013. Given by Óli Páll Geirsson PhD student.

·         „Modeling of annual maximum 24 hour precipitation in Iceland using t-copula and Markonian models talk at 2nd Workshop on Bayesian Inference for Latent Gaussian Models with Applications“ held at Norwegian University of Sciences and Technology in Trondheim, Norway, 30. May - 1. June 2012. Given by Óli Páll Geirsson, PhD student.

·         ,,Modeling annual maximum 24 hour precipitation in Iceland using Markovian models” talk at statistics seminar at Norwegian University of Sciences and Technology in Trondheim, Norway, November 3, 2012. Given by Óli Páll Geirsson, PhD student.

·         ,,Modeling annual maximun 24 hour precipitation in Iceland using Markovian models” talk at seminar at SINTEF in Trondheim, Norway, November 9, 2012. Given by Óli Páll Geirsson, PhD student.

·         ,,Modeling annual maximun 24 hour precipitation in Iceland using Markovian models” talk at ReiDok (on computational doctoral projects) at University of Iceland, December 3, 2012. Given by Óli Páll Geirsson, PhD student.

·         „Bayesískt stigskipt líkan fyrir daglegan meðalhita“, Snæbjörn Helgi Emilsson Masters thesis talk at University of Iceland May 24, 2012.

·         Áhrif Solvency II á íslenskan vátryggingamarkað og hagkvæmni eigin líkans til útreiknings á gjaldþolskröfu“, Garðars Hólm Kjartanssonar Masters thesis talk at University of Iceland on January 12, 2012.

·         Bayesísk flóðagreining með viðbættri óvissu úr rennslislyklum“, Fjalarr Páll Mánason Masters thesis talk at University of Iceland, February 2, 2012.

·         CEDER – Fjareftirlit með karfaveiðum á Reykjaneshrygg“, Tryggva Hjörvars Masters thesis talk at University of Iceland, October 3, 2012.

·         “Tölfræðileg greining á daglegum meðalhita“, talk held on February 14, 2012 at Þorraþing Veðurfræðifélagsins, Orkugarði, Reykjavík. Given by Snæbjörn Helgi Emilsson, MS student.

·         Hámarks- og lágmarkshitar á Íslandi, talk at Haustþing Veðurfræðifélagsins, Orkugarði, Reykjavík, October 18, 2011.

·         „Spatial modeling of annual minimum and maximum temperatures“ a talk at the 3rd Nordic-Baltic Biometric Conference, June 6-9th, Turku, Finland, June 7, 2011.

·         Spatial modeling of annual minimum and maximum temperature” a talk at the Workshop on Bayesian Inference for Latent Gaussian Models with Applications, February 2-6th, Zurich, Swiss, February 3, 2011.

·         Spatial modeling of annual minimum and maximum temperature” a talk at A Symposium on Current Research in Engineering and Natural Sciences at the University of Iceland, Reykjavik, Iceland October 9 2010.

·          Bayesian discharge rating curves based on B-spline smoothing functions“ statistics colloquium at University of Iceland, Reykjavik, Iceland, December 9 2009.

·          A Bayesian hierarchical model for point-referenced extremes in temperature across Iceland“ statistics colloquium at University of Iceland, Reykjavík, Iceland, October 28 2009.

·         Leitni í hitastigi á Íslandi á árunum 1961 til 2006“, talk at Haustþingi Veðurfræðifélagsins, Orkugarði, Reykjavík, October 21 2009.

·         Estimation of discharge rating curves with B-splines “, a talk at the 2nd Nordic-Baltic Biometric Conference, June 10-12th, Tartu, Estonia, June 11, 2009.

·         Analysis of extremes in temperature across Iceland“ mathematics colloquium at University of Iceland, Reykjavík, Iceland, February 2, 2009.

·         Linear mixture models for fillet yield of cod in Icelandic waters” talk at Norwegian Computing Center through Statistics for Innovation, Oslo, Norway, 25. September, 2008.

·         "Estimating discharge rating curves using B-splines", talk at Norwegian Computing Center through Statistics for Innovation, Oslo, Norway, 24. September, 2008.

·         Analysis of extremes in temperature across Iceland” talk at Norwegian Computing Center through Statistics for Innovation, Oslo, Norway, 23. September, 2008.

·         Linear mixture models for yield of cod in Icelandic waters” statistics colloquium at University of Iceland, Reykjavík, Iceland, 2008.

·         "Greining á hágildum og lággildum hitastigs á Íslandi", talk at Haustþing Veðurfræðifélagsins, 5. September 2008, Orkugarður, Reykjavík.

·         "Bayesian modeling of spatially correlated climate extremes", invited talk at Bayesian Environmetrics Workshop, QUT, Brisbane, Australia, 17.-18. July, 2008.

·         "Spatial modeling of annual minimum temperature in Iceland", talk at Nordic Meteorology Conference, Askja, Reykjavík, 2.-6. June 2008.

·         "Estimating hydrological rating curves and discharge using the Bayesian approach", statistics colloquium at University of Iceland, Reykjavík, Iceland, 2008.

·         Modeling and prediction of loss distributions with Bayesian mixture models”, statistics colloquium at University of Iceland, Reykjavík, Iceland, 2008.

·         Goodness of fit test for continuous univariate distributions”, statistics colloquium at University of Iceland, Reykjavík, Iceland, 2007.

·         "Bayesian modeling of spatially correlated extreme values", talk held at the 1st Nordic-Baltic Biometric Conference, Research Centre Foulum, Denmark, 2007.

·         "Bayesian modeling of spatially correlated extreme values", talk held at The Ohio State University, Columbus, Ohio, U.S.A., 2007.

·         "Bayesian modeling of spatially correlated extreme values", statistics colloquium at University of Iceland, Reykjavík, Iceland,, 2007.

·         "Bayesian modeling of spatially correlated extreme values", talk held at Texas A&M University, College Station, Texas, U.S.A., 2007.

·         "Bayesian modeling of spatially correlated extreme values", talk held at MD Anderson, Cancer Center, Houston, Texas, U.S.A., 2007.

·         Inngangur bayesískri tölfræði”, talk at Department of Mathematics seminar, 2006.

·         Greining gagna með bayesískri tölfræði", talk at the Icelandic Mathematical Association conference in Vestamannaeyjar, 2005.

·         Matrilineal and Patrilineal Genealogies in Icelanders", talk planned by the Research Group on Algorithms and Bioinformatics, Reykjavík, 2004.

·         "Meginþátta- og eiginaðhvarfstímaraðir", talk at an Icelandic Mathematical Association meeting in Reykjavík, 2002.

·         "Mat á lengdardreifingum", talk at the Icelandic Mathematical Association conference in Reykholt, 2001.

·         "Hierarchical statistical analysis of spatial count data", talk at the American Statistical Association annual meeting in Indianapolis, 2000.

·         "Principal component time series and autoregressive estimates", talk held at The Ohio State University, Columbus, Ohio, U.S.A., 1999.

·         "Principal component time series and autoregressive estimates", talk held at Carnegie Mellon, Pittsburgh, Pennsylvania, U.S.A., 1999.

·         "Principal component time series and autoregressive estimates", talk held at McGill University, Montreal, Quebec, Canada, 1999.

Poster presentations

·         „Bayesian flood frequency analysis using monthly maxima“poster presentation at „Autumn Meeting on Latent Gaussian Models with Applications“held at Norwegian University of Sciences and Technology in Trondheim, Norway, September 17-18, 2015.

·         „The MCMC split sampler: A block Gibbs sampling scheme for latent Gaussian models“ poster presentation at „Autumn Meeting on Latent Gaussian Models with Applications“held at Norwegian University of Sciences and Technology in Trondheim, Norway, September 17-18, 2015.

·         „Computationally efficient spatial modeling of annual maximum 24-h precipitation on a fine grid“ poster presentation at „RSS 2015 Annual Conference“ held at University of Exeter in Exeter, UK, September 7-10, 2015.

·         „Bayesian hierarchical modeling of daily average temperature around Iceland“ poster presentation at „3rd Workshop on Bayesian Inference for Latent Gaussian Models with Applications“ held at University of Iceland in Reykjavik, Iceland, September 12-14, 2013.

·         „Normal-normal models, linear constraints and relation to general LGM’s, with applications poster presentation at „3rd Workshop on Bayesian Inference for Latent Gaussian Models with Applications“ held at University of Iceland in Reykjavik, Iceland, September 12-14, 2013.

·         „Modelling annual maximum 24 hour precipitation in Iceland using the SPDE approach and a general block updating strategy for LGMs“ poster presentation at „3rd Workshop on Bayesian Inference for Latent Gaussian Models with Applications“ held at University of Iceland in Reykjavik, Iceland, September 12-14, 2013.

·         „Multilayer models based on two dimensional B-splines – an application to dependent extremes“ poster presentation at „3rd Workshop on Bayesian Inference for Latent Gaussian Models with Applications“ held at University of Iceland in Reykjavik, Iceland, September 12-14, 2013.

·         „Multilayer models based on two dimensional B-splines – an application to dependent extremes“ ([P1.11]) poster presentation at „Spatial Statistics 2013“ held at Ohio State University in Columbus, USA, June 4-7, 2013.

·         „A linear mixed effects model with t-distributed errors with spatially varying scale – An application t fillet yield data” poster presentation at 2nd Workshop on Bayesian Inference for Latent Gaussian Models with Applications“ held at Norwegian University of Sciences and Technology in Trondheim, Norway, 30. May - 1. June 2012.

·         „Bayesian hierarchical model for monthly precipitation in Iceland poster presentation at „2nd Workshop on Bayesian Inference for Latent Gaussian Models with Applications“ held at Norwegian University of Sciences and Technology in Trondheim, Norway, 30. May - 1. June 2012.

·         „Bayesian hierarchical model for discharge rating curves“ poster presentation at „2nd Workshop on Bayesian Inference for Latent Gaussian Models with Applications“ held at Norwegian University of Sciences and Technology in Trondheim, Norway, 30. May - 1. June 2012.

·          Spatial modeling of annual minimum and maximum temperature” poster presentation at a workshop on Extreme events in climate and weather at Banff International Research Station for Mathematical Innovation and Discovery in Banff Canada, August 26 2010.

·          Bayesian flood analysis based on B-spline rating curves“, poster presentation at Ráðstefna Vegagerðarinnar um rannsóknir 2009, Reykjavík, Iceland, November 6 2009.

·         "Bayesian estimation of discharge rating curves", poster presentation at the XXV Nordic Hydrological Conference 2008, Reykjavík, Ísland, 11.-13. August, 2008.

·         "Bayesian estimation of discharge rating curves", poster presentation at 9-th ISBA World Meeting, Hamilton Island, Australia, 21.-24. July, 2008.

·         "Bayesian modeling of spatially correlated climate extremes", poster presentation at 9-th ISBA World Meeting, Hamilton Island, Australia, 21.-24. July, 2008.

·         "Bayesian estimation of discharge rating curves", poster presentation at Bayesian Environmetrics Workshop, QUT, Brisbane, Australia, 17.-18. July, 2008.

·         "A method to evaluate the statistical significance of LD differences between populations", poster presentation at the 5th International Meeting on Single Nucleotide Polymorphism and Complex Genome Analysis in Reykjavík, 2002.

·         "X-chromosome LD patterns in European populations", poster presentation at the 5th International Meeting on Single Nucleotide Polymorphism and Complex Genome Analysis in Reykjavík, 2002.

Ph.D. students

·         Sveinn Margeirsson, supported with a grant from RANNIS (Icelandic Research Council), and AVS, 2004-2008.

·         Eydís K. Sveinbjarnardóttir 2008-2012

·         Þórólfur Guðnason 2007-2013

·         Narayan Soorya Venkataraman 2010-2014

·         Óli Páll Geirsson, supported by Rannsóknasjóður HÍ, 2009-2015

·         Sigríður Sigurðardóttir 2011-

·         Þórhildur Ólafsdóttir 2011-

·         Tim Sonnemann 2014-

·         Sahar Rahpeyma 2014-

·         Milad Kowsari 2015-

 

M.S. students

·         Olena Babak, supported with a grant from RANNIS (Icelandic Research Council), 2004-2005.

·         Snorri Árnason, supported by the National Energy Authority, 2004-2005.

·         Stefán Þór Þórsson, supported with a grant from RANNIS (Icelandic Research Council) 2005-2006.

·         Björn Björnsson, supported by KB banki, 2005-2006.

·         Kristinn M. Ingimarsson, supported with a grant from RANNIS (Icelandic Research Council), 2007-2008.

·         Ásta Heiðrún Gylfadóttir, 2008-2009

·         Hanne Krage Carlsen, supported by Vegagerðin, 2008-2010

·         Rafn Sigurðsson, 2009-2010

·         Erna Sigurgeirsdóttir, supported by VÍS, 2008-2010

·         Þórkatla Hauksdóttir, 2009-2010

·         Linghao Yi, 2009-2010

·         Jón Árni Helgason, 2010-2011

·         Garðar Hólm Kjartansson, 2011-2012

·         Fjalarr Páll Mánason, supported RANNÍS and Vegagerðin, 2009-2012

·         Snæbjörn Helgi Emilsson, 2011-2012

·         Tryggvi Hjörvar, 2009-2012

·         Atli Norðmann Sigurðarson, 2011-2013

·         Helgi Sigurðarson, 2011-2014

·         Hjörtur Þór Daðason, 2011-2014

·         Birgir Freyr Ragnarsson 2012-2014

·         Ólafur Birgir Davíðsson 2012-2015

Professional Memberships

·         International Society for Bayesian Analysis

·         The International Biometric Society

·         The Icelandic Mathematics Association

·         Association of Chartered Engineers in Iceland

·         The Royal Statistical Society