Martin Seligman’s site promotes research, training, educa­tion, dissem­i­na­tion, and the appli­ca­tion of Posi­tive Psychology. Posi­tive Psychology seeks to under­stand and build the strengths and virtues that enable indi­vid­uals and commu­ni­ties to thrive. · Go to UPenn Posi­tive Psychology Center →