Learned helplessness (1964-1967)
A clinical psychologist (1967)
Penn Psychiatry (1970-1972)
Center for Advanced Study (1978-1979)
Master blaster (1980-1983)
Learned optimism (1989-1993)
Inventing positive psychology (1998-2001)
Good character (2000-2004)
Positivity and its critics (2001-2011)
Positive education (1990-)
Physical health (2007-2017)
Part 5. Looking into the future
Homo prospectus (2008-2016)
