
YOU Are Your Toughest Opponent.
If you’re a serious athlete, you’ve probably felt it-every mistake haunts you and every expectation weighs you down. The pressure to succeed becomes so heavy that it kills your confidence and your love of the game.
BUT IT DOESN'T HAVE TO BE THAT WAY.
You don’t need to be perfect to be powerful. And you don’t need to keep beating yourself up to stay motivated.

Let's Fight That Opponent TOGETHER.
I'm Dr. Jonathan Jenkins, Psy.D., CMPC, a Harvard Medical School trained clinical and sport psychologist based in Brookline, Massachusetts. I work with athletes of every age and every level, from professionals competing in the NFL and MLB, to para athletes, to youth athletes working toward making JV or varsity.
Without the right mental game, even the most talented athletes burn out or underperform. Whether you're trying to break out of a slump, manage your anxiety, or bring more joy back to your game, I'll give you the mental tools and support to stop spiraling and start thriving.
I offer virtual individual and team sport psychology in Massachusetts and Connecticut. Speaking engagements, seminars, and mental performance trainings are available worldwide, in person or virtually.
Check Out My New Book, Mentality Wins: The Athlete's Playbook for Thriving in Sport and Life!
Written by two former collegiate athletes turned sport psychology clinicians, Mentality Wins turns science into simple daily routines so athletes can focus faster, perform under pressure, and grow their identity beyond the scoreboard. Get your copy of the #1 New Release in Sport Psychology on Amazon! Available in paperback, eBook, and audiobook.
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Build a Plan
We’ll create a customized performance and wellness game plan that fits your goals and mindset.
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Schedule a Free Consultation
Tell me what’s going on and how it’s been affecting your game and your life.
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Train Your Mind Like Your Body
We’ll strengthen your focus, self-talk, emotional regulation, and recovery—so you show up ready, resilient, and rooted.
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Experience What's Possible When You Mix Self-Discipline With Self-Compassion.
Imagine showing up on game day calm, locked in, and ready to compete-not because everything’s perfect, but because you’ve trained for the chaos.
You’re focused, confident, and steady-regardless of the score or the stakes. And you’ve got tools to handle pressure, bounce back from mistakes, and find peace when the whistle blows.

Helping You Compete, Cope, and Connect On and Off the Field.

Psychotherapy
More than an athlete, more than a diagnosis.
Psychotherapy with me isn’t just about symptoms-it’s about helping you feel grounded in who you are, beyond your sport. We’ll explore patterns, work through perfectionism or anxiety, and build healthier ways to relate to yourself and others in a space that’s supportive, honest, and empowering.

Sport Psychology
Train your mind like you train your body.
These sessions are focused, collaborative, and built for the demands of high-level sport. We’ll sharpen skills like focus, resilience, and self-talk so you can stay composed, recover faster from mistakes, and compete with confidence-whether you’re in a slump or chasing the next level.

Team Talks & Speaking Engagements
Real conversations that shift culture and sharpen performance.
Looking for an engaging, thought-provoking speaker on mental health, emotional wellness, or performance psychology? I offer dynamic talks designed to educate, inspire, and empower audiences to think differently about their mental fitness.

Self-Paced E-Courses for Athletes and Teams
These self-paced courses help athletes build mental strength on and off the field. Rooted in research and designed with athletes in mind, each course offers tools to manage pressure, improve focus, and boost confidence through video lessons, reflection prompts, and real-world strategies.
FAQ
Find answers to the most common questions about sport psychology, athlete mental health, and finding the right support.
Frequently asked questions

