I appreciate the Defending Dissent Foundation for their excellent communications. They send only a few emails, and these emails let me know precisely what concrete actions are being taken with my donations, from submitting briefs in important court cases to lobbying for particular amendments. These announcements are also timely, and help me interpret what I'm reading in the news about particular legislation from the perspectives of informed civil liberties advocates.
This group has long defended free-speech and anti-harassment rights -- issues that are once again under challenge today.
Consistently, for over 50 years under earlier names, it has done what its name says, preventing people from being jailed or suppressed by other means of law for holding unpopular views. Or on suspicion of holding such views. Its actions probably show a bias towards support of people who criticize the government; this would be because agreeing with the government is rarely a form of dissent that goernments try to suppress.