Quote from : https://www.americanprogress.org/about-us/
"American Progress is an independent, nonpartisan policy institute".
Board of Directors
Julián Castro
Steve Daetz
Sen. Tom Daschle
Patrick Gaspard
Andrew Hauptman
Eric Mindich
Kristin Mugford
Donald Sussman
Hansjörg Wyss
Nonpartisan. 'Right.
All the above are Democrats and/or major donors to the Democrats.
That's why.