Christopher Sheen is an educator who has for twenty-nine years engaged all types of learner profiles in the ELT field from all corners of the globe. From 2014 to 2021 he worked as teacher trainer and Professional Development coordinator with Oxford University Press, based in Istanbul, Turkey. He continues to be an active tutor on the Oxford Teachers' Academy. Prior to OUP he was the lead trainer in the corporate sales division of Japan’s largest language company and was also a full-time English instructor in the largest university in western Japan. He believes his strongest asset as a trainer is the thousands of hours, he has spent working directly with teachers both face to face and online.