Danielle Allen, a Harvard University professor who founded the group advancing Question 3, and Jordan Berg Powers, chair of Voting Rights MA, which is opposing the ballot initiative, faced off in a debate about all-party primaries, which is shaping up to be perhaps the most controversial of the nine ballot questions that will appear before Massachusetts voters in November.

Across the country, cities are abandoning their parking minimums and hoping to end up with fewer parking lots and walkable, transit-oriented neighborhoods. The local rules have been used to ensure new developments can accommodate residents with cars and do not overwhelm on-street public parking. But urbanists have argued that the requirements gobble up land that could be used for more housing and drive up construction costs.