she's an urban affairs guru, and her opinions are relevant because she's advocated for many things that have turned out to be very wise. she's also written a few phenomenal books where she explains her vision of urbanity and what goes into making a great public realm
if you're interested, her latest book (Dark Age Ahead) is available on the bargain tables of Book City for like, $6.99. it's not exactly about urbanism, but it's still a taste of Jane Jacobs