Charlene Spretnak (born 1946 in Pittsburgh, Pennsylvania) is an author, academic and feminist credited with pioneering work in ecological thought and social criticism. She has contributed to the framing of the women's spirituality, ecofeminist and Green politics movements. Prof. Spretnak has also written three books on ecological politics and ecophilosophy. She is co-author of Green Politics: The Global Promise (Dutton, 1984), which was a catalyst for the forming of the Green Party of the United States; she was a co-founder of the party itself.