The actual author of Shakespeare's plays was proposed to be Christopher Marlowe, Francis Bacon, Edward de Vere, 17th Earl of Oxford or Mary Sidney (Mary Sidney Herbert, Countess of Pembroke). The declaration named 20 prominent doubters of the past, including Mark Twain, Orson Welles, John Gielgud, Charlie Chaplin, Charles Dickens, Ralph Waldo Emerson and actor Leslie Howard, and was made by the Shakespeare Authorship Coalition duly signed online by 300 people to begin new research. Jacobi and Rylance presented a copy of the document to william Leahy, head of English at Brunel University London. Rylance wrote (co-conceived by John Dove) and starred in The BIG Secret Live 'I am Shakespeare' Webcam Daytime Chatroom Show (A comedy of Shakespearean identity crisis) which toured England in 2007.