Digital Hollywood Spring, March, 2006 Speaker Dan Rosenthal, Principal, Mayfield Partners Dan Rosenthal, Principal, Mayfield Partners: Dan, a former IPWireless executive, focuses on investments in wireless, communications and networking. Before joining Mayfield in 2006, Dan was vice president of business development at IPWireless, where he led the company’s North American commercial efforts. Prior to working for IPWireless, he was a project manager in the Consumer Windows Group at Microsoft and a business analyst at McKinsey & Co. Dan, who is also a playwright, holds an AB in politics and economics from Princeton and an MBA from Harvard University, where he graduated as a Baker scholar.