Rena joined Sportstrata after a leadership role as VP of Executive Coaching at Peloton Interactive. In this role, she tapped into her personal passion for providing transformational coaching experiences for senior leaders. Prior to joining Peloton, Rena spent 10 years at Eli Lilly and Company in a variety of HR and commercial leadership roles. She also has a successful track record in commercial product launches and international marketing and sales. Rena began her career at the World Bank in Ethics/Fraud and Corruption, later moving to consultancies and the human resources space.

Rena received BA degrees in French and English Literature from Georgetown University in 2003, and an MBA from the Tuck School of Business at Dartmouth in 2009.  Rena is originally from northern NJ, but has lived in 9 different states, with 6 month stints in Puerto Rico and France.



A psychology professor, strengths-based performance coach, and expert on all things positivity, Dan Lerner studies the ways happiness influences our success.  His two decades as a talent agent, working at some of the world’s top firms, prepared Lerner for his current vocation as a sought-after coach. Today, he works with everyone from Fortune 500 executives to Metropolitan Opera Singers, helping them manage stress, rediscover their strengths, and realize their individual potential. With charisma and wit, Lerner shares just how important a healthy psychological state is for increasing performance and fulfilling your goals. His talks build on his impressive body of work to reveal best-practices on thriving under pressure, avoiding burn-out, and reaching peak levels of success without sacrificing well-being.

Lerner co-authored the book U Thrive: How to Succeed in College and in Life alongside his teaching partner Dr. Alan Schlechter, a leading child and adolescent psychologist. A comprehensive guide through the often unforeseen demands of college life, U Thrive is filled with fascinating research and real-life anecdotes to help students build life-long positive habits that will endure past graduation. Angela Duckworth, the #1 New York Times bestselling author of Grit, praises the book for its insights and practical tips, saying, “It’s a user’s guide to the mind and body, written for young adults on the cusp of mastering both!”

Lerner consults for companies like Deutsche Bank, Oppenheimer Funds, UBS Switzerland, and, where he works with staff ranging from new hires, to high potentials, to senior executives, optimizing opportunities for them as individuals and for the firm as a whole. Following a decade at International Creative Management and at 21C Media Group, where he was a co-founder and the director of artist development, Lerner studied closely with renowned sports psychologist Dr. Nathaniel Zinsser—a Director of The Center for Enhanced Performance at the United States Military Academy at West Point—focusing on coaching and performance enhancement techniques employed by professional and Olympic athletes. He holds a Masters from, and is on the teaching staff for the graduate program in Applied Positive Psychology, at the University of Pennsylvania. 



Amanda Hahn-Ketter, PsyD, is a board certified clinical neuropsychologist. She has an integrated practice working with individuals in clinical as well as high performance settings. She’s conducted extensive research with high performing athletes in studies of sports-related injuries. At SportStrata, Dr. Hahn-Ketter draws on this research and clinical experience to develop and implement customized assessment measures to gather useful information about a high-performing individual’s unique cognitive skills and personality.



Dr. Angus Mugford is the Director of High Performance for the Toronto Blue Jays, where he focuses on helping people achieve their potential. Angus is originally from the UK, but went through graduate school in the United States and has worked as a mental performance specialist for over 15 years. In the last year he was recognized by his peers as a fellow and elected president of the Association for Applied Sport Psychology. He previously worked at IMG Academy in Florida, where he led the mental conditioning department and ran programs with elite junior and professional athletes and coaches across the ATP/ WTA tennis tours, as well as the NFL, NBA, MLB and track and field. He also led integrated programs for the US Military Special Operations community, in addition to working with corporate executives and others looking to achieve high performance.



Jared Tendler, MS, LMHC, is an internationally recognized mental game coach with clients in over 45 countries. His clients include world champion poker players, traders, entrepreneurs, a top ranked pool player and PGA Tour players. He is the author of two highly acclaimed books, The Mental Game of Poker 1 & 2, and host of the popular podcast “The Mental Game”, which has over 3 million downloads.

Jared earned a master’s degree in Counseling Psychology and attained a license as a mental health counselor prior to becoming a mental game coach in 2005. With 11 years of experience coaching people from around the world and in multiple arenas, his straightforward and logic approach has been proven to help people solve their mental game problems, perform at their highest levels and learn efficiently. Efficient learning is a key factor to achieving consistent high performance because the nature of intense competition means that mastery is a moving target. Helping the elite and the aspiring elite chase that target is Jared’s expertise and what drives him.

A former 3-time collegiate All-American golfer and winner of nine college golf tournaments, Jared proved that he practices what he preaches by qualifying for the 2013 United States Mid-amateur Championship shooting 2-under par 70.



Jason Brezler, MS, is a firefighter with the FDNY’s Special Operations Command and currently serves with Rescue Company 2 in Brooklyn. He is one of the initiators of the FDNY Mental Performance Initiative (MPI) which strives to enhance mental performance in firefighters and EMS providers. Jason is a Major in the United States Marine Corps Reserves and led Marines in both Iraq and Afghanistan where he participated in conventional combat operations, counterinsurgency operations and served as an advisor to indigenous forces.

He is a graduate of the USMC’s Expeditionary Warfare School and Command and Staff College. Jason is a graduate of the U.S. Naval Academy at Annapolis where he played Division 1 baseball for the Midshipman. He also holds a Bachelor’s of Science from the University of Maryland and a Master’s of Science from Oklahoma State University. He is the founder and Commanding Officer of Leadership Under Fire and founder of the Paddy Brown Program which helps military veterans transition into the fire service.