Communications Team

Valerie Sinzdak has 25 years of experience as a professional writer, editor and proofreader in the publishing, technology, and financial services sectors. She began her career writing travel content for websites, later working as a book editor at the travel publisher Lonely Planet for three years.

For more than a decade, Valerie worked as a senior editor and proofreader for Charles Schwab in San Francisco. She currently lives in Philadelphia and works as a freelance editor for a variety of corporate and nonprofit clients.

For the last six years, Valerie has also taught classes in Nonviolent Communication in both community groups and correctional facilities, particularly San Quentin State Prison, the Camden County Correctional Facility and the Federal Detention Center in Philadelphia. She regularly facilitates workshops for Heart to Heart, a nonprofit serving the Philadelphia area with classes that help people develop skills in mindfulness, empathy and conflict resolution.