1935 – Born in New York City on the 16th of September.
– He briefly attended Drake University in Iowa, and then went on to work with The Living Theatre before founding The Open Theater an experimental theatre co-operative that progressed from being a closed laboratory to performing devised work to an audience.
1970 – They performed Endgame by Samuel Beckett, with Chaikin playing the role of Hamm, at the Grasslands Penitentiary, a fulfillment of his desire to experiment with audiences who would be fundamentally different to the ones they were playing for.
1971 – They performed Terminal by Susan Yankovitz in many maximum and minimum security prisons on the East Coast of the USA and Canada.
1972 – His book, "The Presence of The Actor"
– He then formed a company called The Winter Project, whose members included Ronnie Gilbert and Will Patton.
1984 – A stroke suffered during open-heart surgery left Chaikin with partial aphasia.
1996 – They were commissioned to write When The World Was Green for the Olympics in Atlanta, Georgia.
2003 – Died in New York City on the 2nd of June.