 First elected in 1986, Clark ran uncontested in the 2008 and 2010 general elections.In the 2015-2015 Legislative session she served as the Assistant Majority Whip and served on several standing committees, including Children and Families, Education and Environmental Conservation, among others.Throughout her career she also chaired a number of committees, including standing committees on Aging, State and Federal Relations and the New York State Legislative Women's Caucus, a committee of female legislators from both parties and from both chambers of the New York State Legislature.