Professional learning communities are more myth than reality if teachers operate independently and in isolation from each other (Hord, 1997). Working productively in such groups requires the ability to justify ideas and to test the feasibility of solutions on others. It also requires the openness and willing spirits of individuals to accept feedback from their critical colleagues.
discarding one’s own idea to work with another’s,
supporting group efforts, and
are all behaviors that describe cooperative and collaborative human beings, and are mandates for engaging in interdependent thinking (Costa & Kallick, 2008).
Creating Interdependent Thinking Among School Staff by William A. Sommers & Shirley M. Hord in The Power of the Social Brain: Teaching, Learning and Interdependent Thinking by Arthur L. Costa and Pat Wilson O’Leary, 2013, Teacher’s College Press, page