PALO ALTO, Calif.--(BUSINESS WIRE)--SurveyMonkey, the leading online survey platform, today announced two new members to its board of directors. Sheryl Sandberg, chief operating officer of Facebook, and David Ebersman, chief executive officer of Lyra Health, will join SurveyMonkey’s board, effective today. “We are thrilled to have Sheryl and David join our board. They are talented business leaders with deep operational and financial expertise who will provide valuable perspective to our managem