< 1 min read Gretchen and her boyfriend Dr. Dalton McClelland, the retired Doctor of the People, have been donors and supporters of Casa Maria for many years. They are both veterans of the struggle for Justice and Peace in Tucson, and members of the Tucson Bus Riders Union. To get to her article go to: http://azstarnet.com/news/opinion/column/guest/gretchen-nielsen-on-giving-up-my-car-and-riding-the/article_2a0db144-84c6-5258-9ae1-c6233c831bc7.html