First Congregational Church of Boulder, 1128 Pine St, Boulder, CO, 80302 Diana Butler bass is a leading voice in the progressive Christianity movement and the writer of our lenten book study. She has looked at the decreasing numbers of committed church goers, yet see an increased awakening of personal spirituality. She will be speaking during the 17th Annual MacKenzie Lectureship at First Congregational Church of Boulder (UCC). To learn more about this lecture series go to http://www.firstcong.net/mackenzielecture.html.