Background
Horn, John Leonard was born on September 7, 1928 in St. Joseph, Missouri, United States. Son of John Leonard and Nellie Rae (Weldon) Horn.
Horn, John Leonard was born on September 7, 1928 in St. Joseph, Missouri, United States. Son of John Leonard and Nellie Rae (Weldon) Horn.
Bachelor, University Denver, 1956. Master of Arts, University Illinois, 1963. Doctor of Philosophy, University Illinois, 1965.
Assistant professor University Denver, 1963—1965, associate professor, 1965—1969, professor, 1969—1986. Professor, head adult development and aging University Southern California, Los Angeles, from 1986. Visiting fellow University Wisconsin, Madison, 1965.
Visiting professor University California, Berkeley, 1967-1968. Research associate University Illinois, Urbana, 1964, University London, England, 1972-1973, University Lund, Sweden, 1982. President Multivariate Measurement Consultants, Denver, since 1969.
Vice president, president University Illinois chapter National Association for the Advancement of Colored People, 1958-1959. Counselor, member board trustees East Side Development Center, Denver, 1967-1970. Volunteer counselor for methadone maintenance and treatment of drug abuse, Five Points Center, Denver, 1968-1969.
Member Denver City Task Force on Alchoholism, 1973, University Denver Task Force on Drug Abuse, 1984. With United States Army, 1953-1956, Korea. Fellow American Association for the Advancement of Science, Society Multivariate Experimental Psychology (president 1976, Annual prize for distinguished publications,1973, Lifetime Achievement award 1992), Phi Beta Kappa (president Gamma of Colorado 1970, triennial representative 1971), Phi Kappa Phi.
Mem.Nat. Institute Aging (grantee 1989-1995, 1991-1998), National Center for Childhood Abuse and Neglect (grantee with P.K. Trickett 1992-1997), National Institute Mental Health (gramtee 1993-1998).
Married Bonnie Colleen Hoskins (divorced May, 1989). Children: John Leonard, James Bryan, Julia Lynn, Jennifer Lee. Married Penelope Keith Trickett, May 28, 1989.
Stepchildren: Jennifer, Katechen.