In 2010, Dan was appointed Chairman of the California Fair Political Practices Commission (FPPC). During his tenure, he implemented groundbreaking campaign finance disclosure requirements for independent committees. After completing his FPPC term, Dan launched Fixing California, an organization dedicated to campaign finance and political reform. In 2014, Dan ran for statewide office as a non-partisan candidate for California Secretary of State.
Dan has been an advisor to the William & Melinda Gates Foundation, the William and Flora Hewlett Foundation, the Broad Education Foundation, the Pew Charitable Trusts, the James Irvine Foundation, the Public Policy Institute of California and the Stuart Foundation on a variety of K-12 education and college and workforce preparedness efforts.