Law clerk, associate Arthur Bardack, Esquire, Brooklyn, 1947-1951. Associate Legal Aid Society, Mineola, New York, 1951-1952. Legal assistant Mutual Life Insurance Company, New York City, 1959-1963.
Associate Hays, Sklar & Herzberg, 1963-1968. From associate to partner Mitchell Salem Fisher & Shays, 1968-1976. Partner Sheresky, Kalman & Shays, 1976-1977, Rosenthal & Shays, New York City, 1977-1995, Shays Kemper, New York City, 1995-1999, Shays, Rothman & Heisler, LLP, New York City, 1999-2000, Shays, Heisler & Rosenthal, LLP, New York City, since 2000.
Fellow American Academy Matrimonial Lawyers (secretary New York state chapter 1975-1982, 90-91, vice president New York state chapter 1984-1985, 89-90, chair admissions committee New York state chapter 1986-1991, counsel New York state chapter 1992-1993, national co-chair interdisciplinary relations committee 1990-1994), International Academy Matrimonial Lawyers. Member Association Bar City of New York (matrimonial law committee 1982-1985, 86-89, 92-95), National Forum on Mental Health and Family Law (co-chair 1990-1993), New York State Interdisciplinary Forum on Mental Health and Family Law (co-chair since 1986).