Zoe was developed by analyzing the work of prominent relationship researchers as published in leading clinical, psychological and sociological journals, including:

American Behavioral Scientist
American Demographics
American Journal of Drug and Alcohol Abuse
American Journal of Family Therapy
American Journal of Psychiatry
American Journal of Sociology
Annual Review of Psychology
Child Development
Clinical Social Work Journal
Demography
Developmental Psychology
International Journal of Aging and Human Development
International Journal of Comparative Sociology
International Journal of Sociology of the Family
Journal of Abnormal Psychology
Journal of Applied Social Psychology
Journal of Comparative Family Studies
Journal of Consulting and Clinical Psychology
Journal of Divorce
Journal of Family Issues
Journal of Marriage and the Family
Journal of Personality
Journal of Personality and Social Psychology
Personality and Social Psychology Bulletin
Psychological Bulletin
. . . and many others.