If you like Mikhail Gorbachev's story, you might also like:
George H.W. Bush,
John Hume,
Paul Nitze,
Shimon Peres,
Colin Powell,
Albie Sachs,
Desmond Tutu
and Lech Walesa

Teachers can find prepared lesson plans featuring Mikhail Gorbachev in the Achievement Curriculum section:
The Democratic Process

Related Links:
Gorbachev Foundation
Green Cross
Nobel Lecture