1. "Not Teaching Ethics" from Kappan Magazine:

 Not_Teaching_Ethics_Article.pdf

2. "Colleges Looking Beyond the Lecture" from the Washington Post: 

http://www.washingtonpost.com/local/education/colleges-looking-beyond-the-lecture/2012/02/03/gIQA7iUaGR_story.html

3. "Groupthink" from The New Yorker: 

http://www.newyorker.com/reporting/2012/01/30/120130fa_fact_lehrer 

4. "Interactive Teaching Methods Double Learning in Undergraduate Physics Class"

http://www.sciencedaily.com/releases/2011/05/110512150817.htm 

5. "Why Peer Discussion Improves Student Performance on In-Class Concept Questions" from Science:

http://www.sciencemag.org/content/323/5910/122.full?ijkey=M/hcXSfjyYAas&keytype=ref&siteid=sci 

6. "Combining Peer Discussion with Instructor Explanation Increases Student Learning from In-Class Concept Questions" (abstract) from CBE - Life Sciences Education:

http://www.lifescied.org/content/10/1/55.abstract 

7. "Small-Group Learning in an Upper-Level University Biology Class Enhances Academic Performance and Student Attitudes Toward Group Work" from a group of UBC professors (academic research paper):

http://www.plosone.org/article/info%3Adoi%2F10.1371%2Fjournal.pone.0015821