With his outgoing, charismatic nature, Gorbachev broke the mold for Soviet leaders who until then had mostly been remote, icy figures. Almost from the start of his leadership, he strove for significant reforms, so the system would work more efficiently and more democratically. Hence the two key phrases of the Gorbachev era: "glasnost" (openness) and "perestroika" (restructuring).
See omnystudio.com/listener for privacy information.