Health psychology: Cancer, quality of life and mental health - Consequences on patients and their families of surgery, chemotherapy and radiotherapy treatments: psychiatric symptoms, marital relations, sexual dysfunctions, social support network, body image, communication, defence mechanisms, etc. Epidemiological study of Quebeckers' mental health: rate of psychiatric disorders in various ethnic groups, by gender, ethnicity, impact of immigration, length of stay, etc.

Intercultural psychology: adaptation of immigrants and ethnic groups from different countries (Haiti, Morocco, Lebanon, Italy, etc.) or of different religions (Catholic, Protestant, Jewish, Muslim). Adaptation in psychological, social, professional, psychiatric, family and other terms. Comparative analysis of means of acculturation, family structures, identity processes, discrimination, endogamous and exogamous marriages, etc.