Validation of the AIM-3 Motivation Test -- online study to validate a test designed to assess individual differences in motivation. Personality and the Prediction of Relationship Satisfaction -- online study for couples married or cohabitating for at least one year.
Study of Personality and Other Factors Related to Satisfaction with Having Children -- available online, for participants who have at least one child that he or she has lived in the same household with for at least one year.
Study of Early Family History and Later Life Events. -- study for anyone over the age of 18.
International Sexuality Description Project - 2 (ISDP -2). This international research study is being conducted in over 60 countries around the world. The purpose of the study is to assess the relationship between personality and sexuality, as well as to assess sex differences in mating preferences and behavior.