Gorbachev, Mikhail Sergeevich, 1931-

Award-winning historian Michael Beschloss just co-authored a new book, "At the Highest Levels: The Inside Story of the End of the Cold War." He and co-author Strobe Talbot were in contact with officials in both American and Soviet governments, and in NATO. They show the close tie between George Bush and Mikhail Gorbachev, which "eventually caused both men to lose touch with their domestic constituencies."

Commentary by Soviet emigre David Gurevitch (GIR-ah-vich). He's the author of "From Lenin to Lennon," a memoir about growing up in the 60s.

Writer David Gurevitz (GIR-ah-vich) gives us his perspective as a Soviet emigre on the new revisions that Gorbachev is suggesting for the Soviet Union. He's the author of "From Lenin to Lennon," a memoir about growing up in Russia during the 60s.

Journalist Hedrick Smith was a reporter for the New York Times for 26 years. He reported from the Soviet Union from 1971-1974. His new book, The New Russians, considers the changing political, economic and social cultures of the country under Mikhail Gorbachev's liberalizing reforms.

Veteran journalist Dusko Doder. Doder and co-author Louise Branson have just written a comprehensive biography of Mikhail Gorbachev, titled, "Gorbachev: Heretic In the Kremlin." It's published by Viking. Dusko Doder is the former Moscow Bureau chief for the Washington Post. Branson covered the Soviet Union for the Sunday Times of London.