Summary Paper – The League of LeadershipAccess the link below and read the article by Sharon Rallis and Matthew Militello. The League of Leadership (Principal Leadership, April 2012) Page 1 Page 2 Page 3 Page 4 We often think of supervision exclusively as a classroom practice. However, principals can also use collaborative supervision to solve problems by a group of teachers as highlighted in this article.Submit a two-page summary paper of the article.