Editorship:

European Journal of Parapsychology 1975-85.

International Journal for the Psychology of Religion 1991-

Zeitschrift für Anomalistik 1999-

 

Referee for:

European Journal of Parapsychology

European Journal of Personality

Explore

International Journal for the Psychology of Religion

Journal of Contemporary Religion

Journal of Mind and Behavior

Journal of Nervous and Mental Disease

Journal of Parapsychology

Journal of Scientific Exploration

Journal of the American Society for Psychical Research

Journal of the Society for Psychical Research

Journal of the Society for the Scientific Study of Religion

Personality and Individual Differences

Psychological Reports