Jim Fay, Foster Cline, and Charles Fay developed the Love and Logic® method of working with students to promote healthy teacher-student relationships and postive school wide discipline.
The Love and Logic® website says:
Love and Logic® provides simple and practical techniques and solutions to help educators, administrators, and counselors:
Raise responsible kids
Have more energy at the end of the day
Enjoy healthy, happy relationships
This site has videos, books and information about workshops.