, D-Portland: In the last year, amidst a news cycle that just wouldnât quit, the humble e-mail newsletter gained new popularity and prominence for its unfiltered, long-form takes from trusted voices. Historian Heather Cox Richardson and political journalist Matt Taibbi, for example, both offer subscribers their takes on the issues of the day via the Substack platform, which manages their mailing lists and takes a cut of the profits. Dembrow, a low-key, longtime state Senator and former community college professor whose district sprawls from Arleta to Parkrose, is giving them a ru...