I like Tobias Read and supported him for governor, but he doesn't give any good reasons here for continuing to disenfranchise prisoners beyond the tough sell of convincing the legislature to change the policy.

In Oregon Primary, A Study In Contrasts on How to Strengthen Democracy
Oregon’s legacy of strong participation lives alongside lingering exclusions, like a ban on prison voting. Secretary of state candidates share how—and whether—they’d tackle those.
boltsmag.org