In the 1980s, after the death of her long-time companion, she pursued a career as an actress, and performed in plays such as Joseph Papp's Broadway production of The Human Comedy, but by the late '80s, she focused on her art studies.
Also in 1978, he appeared on Broadway as A.J. in Runaways (musical written by Elizabeth Swados and produced by Joseph Papp).
Joseph Papp produced her first play Mango Tango in 1978.
For over 10 years, Jenness worked at the Public Theater, under both George C.Wolfe and Joseph Papp in roles ranging from literary manager to Director of Play Development to Associate Producer of the NY Shakespeare Festival.
He became Zadan's assistant with the duo working for Joseph Papp at the Public Theater in the 1970s.
Joseph Stalin | Joseph Conrad | Saint Joseph | Joseph Haydn | Joseph Beuys | Joseph | Joseph Goebbels | Joseph II, Holy Roman Emperor | Joseph Barbera | Joseph Chamberlain | Joseph Brodsky | Franz Joseph I of Austria | Joseph Henry Blackburne | Joseph Banks | Joseph McCarthy | Joseph II | Joseph Campbell | Joseph and the Amazing Technicolor Dreamcoat | Joseph Priestley | Joseph Bonaparte | Joseph Pulitzer | Joseph Stiglitz | Joseph Paxton | Joseph Addison | Joseph Rothrock | Joseph Losey | Joseph Lister, 1st Baron Lister | Joseph Story | Joseph Whitworth | Joseph Pitton de Tournefort |
It was produced by Joseph Papp and the New York Shakespeare Festival at The Public Theater, opening on June 14, 1978 and running for 1165 performances.
She was in the cast of the original off-Broadway production of Hair at Joseph Papp's Public Theater and also appeared in George M! before receiving critical acclaim and a Tony Award nomination for Two Gentlemen of Verona, which earned her New York Drama Critics' Circle, Drama Desk, Theatre World, and Outer Critics Circle Awards for her performance.
The Host Committee for The Shakespeare Project included Henry Guettel, Leonard Bernstein, Helen Hayes, Bernard Jacobs, John V. Lindsay, Joseph Papp and George Plimpton.