Çiğdem Taş Yerli graduated from Robert College and Istanbul University. She is a trainer, facilitator, executive, and team coach for Tribe, which she co-founded. She specializes in leadership development, communication, conflict, and change management. Yerli has been training, consulting, and managing corporate clients for more than ten years. Her training includes the Adler School of Coaching, ORSC System Coaching, and the Lewis Method of Deep Democracy. She is also internationally accredited as a Deep Democracy trainer. Working under the auspices of Tribe, she has participated in the Vocational High School Coaches program since 2012, training volunteer coaches who reach thousands of students in many cities. In addition, she conducts seminars on effective parenting and related topics.