Command Performance: An Actress in the Theater of PoliticsJane Alexander had never been involved in mainstream politics and was happily engaged in her acting career when she was asked to consider becoming head of the embattled National Endowment for the Arts in the early 1990s. When, during her first visit to the Hill, Senator Strom Thurmond barked at her, You gonna fund pornography? she knew it would be a rough ride. Nothing had quite prepared her for the role of madame chairman. Her tenure coincided with