From 1977 onwards he did research among followers of new religious movements. In 1979 he instigated a European platform of psychologists of religion and until 1997 he was chairperson of the International Committee of European Psychologists of Religion. In 1992 he became a professor in the psychology of religion at the university. Van der Lans was involved in the International Association for the Psychology of Religion and as of 1998 part of its executive committee. He was also a member of the Commission Internationale de Psychologie Religieuse Scientifique. According to one of his colleagues, his work was not without theological preferences and bias, but he presented himself as an empirically oriented psychologist.
Professional associations
From 1997 to his death, he was chair of the Netherlands-based Catholic Study Center for Mental Health and wrote several books commissioned by them.
Selected bibliography
English
Lans, J. van der Therapeutic Importance of Yoga and Meditation. Gedrag: Tijdschrift voor Psychologie 3, no. 2 : 49-62.
Lans, J. van der. Religious Experience and Meditation Psychology 14 : 154-164.
F. Derks, Lans, J. van der " Post-cult syndrome Fact or Fiction? ", paper presented at conference of Psychologists of Religion, Catholic University Nijmegen, 1981, also appeared in Dutch language as Post-cult-syndroom; feit of fictie?, published in the magazine Religieuze bewegingen in Nederland/Religious movements in the Netherlands nr. 6 pages 58–75 published by the Free University of Amsterdam
Janssen, J. Lans, J. van der, & Dechesne, M.. Fundamentalism. The possibilities and limitations of a social-psychological approach. In Henten, van W.-J. Religious identity and the invention of tradition. New NOSTER series.
Janssen, J. Prins, M., Lans, J. van der, & Baerveldt, J. The structure and variety of prayer. An empirical study of Dutch youth in Journal of Empirical Theology
Dutch
Derks, F. and J.M. van der Lans Het post-cult-syndroom: feit of fictie? in Religieuze bewegingen in Nederland, 6, 58-75.
Derks, F. and J.M. van der Lans Van het pad gevallen: de gevolgen van uittreding uit nieuwe religieuze bewegingen in Religieuze bewegingen in Nederland, 10, 66-103.
In de spiegel van de mythe herken ik mijzelf. In: Religieuze symbolen in psychotherapie
Jan van der Lans, Cécile Nijsten & Margo Rooijackers: Culturele zingevingssystemen en subjectief welbevinden. Een onderzoek onder allochtone jongeren. In: Wat baat religie?
Ten geleide. In: Alleenstaan. Een onderbelichte vorm van samenleven
Janssen, J., Maerten Prins, Cor Baerveldt & Jan van der Lans: Structuur en varianten van bidden. Een onderzoek bij Nederlandse jongeren. In: Wat baat religie? Nijmegen: KSGV, 67-96. Nijmegen: KSGV, 67-96.
Ten geleide. In: Zin op school. Zingeving in het voortgezet onderwijs
Ten geleide. In: Spiritualiteit in psychotherapie?
Prins, M., Lans, van der J. & Janssen, J. The house of God: religie en extase. Psychologie en Maatschappij, 22, 252-263.