Darlene Yaplee is the Chief Marketing Officer for PLOS, a nonprofit Open Access publisher, innovator, and advocacy organization with a mission to lead a transformation in research communication. Darlene's program involvement includes the HowOpenIsIt? campaign to broaden the understanding of Open Access definitions in collaboration with the Open Access Scholarly Publishers Association (OASPA) and the Scholarly Publishing Academic Resources Coalition (SPARC). This program also includes collaborating with Google and the Wellcome Trust for the Accelerating Science Awards Program (ASAP), which recognizes exceptional real-world applications of Open Access research. Darlene has a track record in developing strategies for new opportunities—programs, products and markets at high technology companies including Sun Microsystems and Hewlett–Packard. Darlene has been a guest lecturer at Stanford School of Business and Santa Clara University. She was the University of California, Davis Alumni Commencement speaker. She serves on the board of the Djerassi Residents Artist Program and the El Camino Women’s Hospital Advisory Board. Darlene earned a BA in Economics from University of California, Davis.