Take Action

Get Common Cause Updates

Get breaking news and updates from Common Cause.

Take Action

Join the thousands across the country who instantly rally when there is a threat to our democracy.

Volunteer

Join the thousands across the country who instantly rally when there is a threat to our democracy.

Donate

Make a contribution to support Common Cause today.

Find Your State

Meet Jack…

Jack Mumby is Digital Director at Common Cause, managing our national digital program, working with state leaders on digital strategy to help win their campaigns, and increasing the size and engagement of Common Cause’s online membership base. He has been with Common Cause since 2012.

Before joining Common Cause, Jack earned a BA degree at St. Mary’s College of Maryland, where he helped organized a living wage campaign and worked on other progressive causes. He is a native of Bel Air, MD. 

Join the movement over 1.5 million strong for democracy

Demand a democracy that works for us. Sign up for breaking news and updates.