David Jackson is the bestselling author of Cry Baby. His debut novel, Pariah, was Highly Commended in the Crime Writers' Association Debut Dagger Awards. He lives on the Wirral peninsula with his wife and two daughters.

The author, Rev Dr David Price, BCom, BD, ThM, DMiss, was recruited by Gil McArthur from David’s theological college days to become an early Bible teaching faculty member at CLTC, 1968-1983, serving as National Principal of CLTC for the last five years.

Returning to Australia with his wife Margaret and family, David has filled influential theological education and mission leadership roles, as a Faculty member and then Principal of Bible College of Victoria (previously Melbourne Bible Institute, and now, Melbourne School of Theology) 1984-2005, and with Pioneers of Australia in Member Care and Leadership Development (2005- present).

Mark Stevenson is a writer, entrepreneur, broadcaster, futurologist and founder of The League of Pragmatic Optimists.

He has written for The Times, Wall Street Journal, Guardian and New Statesman, and is the author of the critically acclaimed An Optimist's Tour of the Future.

He lives in London and is an adviser to the Virgin Earth Challenge and Atlas of the Future.

A former head teacher, Professor Mick Waters has worked in teacher education and at policy levels in both local and national government. Over time he has been asked to work in the UK and abroad either with national governments or directly with schools to develop revised polcy and practice for leadership, teacher education, governance and classroom teaching.

Ross Morrison McGill, aka @TeacherToolkit, is the most followed teacher on Twitter in the UK. His practical, inspiring lesson ideas are what make him so successful. His 5 Minute Lesson Plan is used by teachers all over the world! In 2015 he was listed in the Debrett's 500 as one of the 'most influential people in Britain'. He is the bestselling author of 100 Ideas for Secondary Teachers- Outstanding Lessons, Teacher Toolkit, Mark. Plan. Teach. and Just Great Teaching, and is currently studying for a doctorate at the University of Cambridge.

Jim Knight has spent more than two decades studying professional learning, effective teaching, and instructional coaching. He is a Research Associate at the University of Kansas Center for Research on Learning and the President of the Instructional Coaching Group.

Jim wrote the first article on the topic of instructional coaching for The Journal of Staff Development, and his book Instructional Coaching: A Partnership Approach to Improving Instruction (Corwin, 2007) popularized the idea. Jim edited Coaching: Approaches and Perspectives (Corwin, 2009) and co-authored Coaching Classroom Management (Pacific Northwest Publishing, 2010). Jim’s other books include Unmistakable Impact: A Partnership Approach to Dramatically Improving Instruction (Corwin, 2011), High-Impact Instruction: A Framework or Great Teaching (Corwin, 2013), and Focus on Teaching: Using Video for High-Impact Instruction (Corwin, 2014).

Jim’s articles on professional learning, teaching, and instructional coaching have appeared in journals such as The Journal of Staff Development, Principal Leadership, The School Administrator, Kappan, and Educational Leadership.

Frequently asked to lead professional learning, Jim has presented to more than 30,000 educators from six continents. He has a Ph.D. in Education from the University of Kansas and has won several university teaching, innovation, and service awards. Jim also writes the Radical Learners blog.