Ratio 21 gives high school students a headstart on life.

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Explore career interests, get access to expert mentors, and develop vital skills (leadership, public speaking, research) for college and in the workplace.

Interact with accomplished professionals from top universities and companies: doctors, entrepreneurs, venture capitalists, engineers. Ask questions and learn what it takes to succeed in their professions.

Enhance your college application Enhance your college application by demonstrating your commitment and passion of curiosity and self-discovery. Learn why our students say that Ratio 21 “turned my interest into a passion!”

Akash Kapur
Akash Kapur
Co-Founder

Akash is the co-founder of Castle Bay Associates, a tech incubator funded by Bloomberg Beta, and several other startups, including an online tutoring company. He is a former high school teacher and is a founding member of the Academic Advisory Council at Krea University, a new university in India seeking to reimagine the liberal arts. He has a doctorate in Law from Oxford University and an undergraduate degree from Harvard. He is the author of several award-winning and bestselling books, and a former columnist for the New York Times.

Amol Sarva
Amol Sarva
Co-Founder & Program Lead

Amol Sarva teaches entrepreneurship at Columbia University and has cofounded startups including Virgin Mobile USA, Peek, Halo Neuroscience, Knotel, and Popular Change. He studied cognitive science for his Ph.D. at Stanford with an undergraduate degree from Columbia. He is a backer, advisor, and mentor at 50+ companies

Dani Aceituno
Dani Aceituno
Director of Marketing

Dani has spent the past ten years working in edtech marketing with companies such as Nerdwallet and Magoosh Test Prep. She loves growth and product marketing and is passionate about helping startups increase access to high-quality education

Lex Vobiachenko
Lex Vobiachenko
Head of Technology

Lex has over a decade of experience building consumer and enterprise software, in Germany, USA, and UK. The companies he's worked for include TheLinkApp, SoMee, and iPetitions. His expertise is in custom development and growth engineering, but he loves all aspects of technology.

Martha Fischhoff
Martha Fischhoff
Facilitator

Martha is a seasoned facilitator and curriculum designer. Over the past two decades, she has worked with high school students as a teacher, mentor, and Dean of Student Life (The Calhoun School). Martha is excited about work that helps students find their passion and reach their goals.

Sarah Nelson
Sarah Nelson
Student Support Specialist

Sarah is an administrative assistant and community management specialist. She attended the University of Pennsylvania and is passionate about lowering barriers to higher education.

Akash Kapur
Akash Kapur
Co-Founder

Akash is the co-founder of Castle Bay Associates, a tech incubator funded by Bloomberg Beta, and several other startups, including an online tutoring company. He is a former high school teacher and is a founding member of the Academic Advisory Council at Krea University, a new university in India seeking to reimagine the liberal arts. He has a doctorate in Law from Oxford University and an undergraduate degree from Harvard. He is the author of several award-winning and bestselling books, and a former columnist for the New York Times.

Amol Sarva
Amol Sarva
Co-Founder & Program Lead

Amol Sarva teaches entrepreneurship at Columbia University and has cofounded startups including Virgin Mobile USA, Peek, Halo Neuroscience, Knotel, and Popular Change. He studied cognitive science for his Ph.D. at Stanford with an undergraduate degree from Columbia. He is a backer, advisor, and mentor at 50+ companies

Dani Aceituno
Dani Aceituno
Director of Marketing

Dani has spent the past ten years working in edtech marketing with companies such as Nerdwallet and Magoosh Test Prep. She loves growth and product marketing and is passionate about helping startups increase access to high-quality education

Lex Vobiachenko
Lex Vobiachenko
Head of Technology

Lex has over a decade of experience building consumer and enterprise software, in Germany, USA, and UK. The companies he's worked for include TheLinkApp, SoMee, and iPetitions. His expertise is in custom development and growth engineering, but he loves all aspects of technology.

Martha Fischhoff
Martha Fischhoff
Facilitator

Martha is a seasoned facilitator and curriculum designer. Over the past two decades, she has worked with high school students as a teacher, mentor, and Dean of Student Life (The Calhoun School). Martha is excited about work that helps students find their passion and reach their goals.

Sarah Nelson
Sarah Nelson
Student Support Specialist

Sarah is an administrative assistant and community management specialist. She attended the University of Pennsylvania and is passionate about lowering barriers to higher education.

George Cigale
George Cigale
Advisor

Founder of Tutor.com. President and CEO of Littera Education.

John Katzman
John Katzman
Advisor

Founder of Princeton Review, 2U, and Noodle Partners. Edtech pioneer.

Megan Palevich
Megan Palevich
Advisor

Head of School, Laurel Springs (former), online education innovator, former school teacher and administrator

Amol Sarva
Amol Sarva
Co-Founder & Program Lead

Amol Sarva teaches entrepreneurship at Columbia University and has cofounded startups including Virgin Mobile USA, Peek, Halo Neuroscience, Knotel, and Popular Change. He studied cognitive science for his Ph.D. at Stanford with an undergraduate degree from Columbia. He is a backer, advisor, and mentor at 50+ companies

Akash Kapur
Akash Kapur
Co-Founder

Akash is the co-founder of Castle Bay Associates, a tech incubator funded by Bloomberg Beta, and several other startups, including an online tutoring company. He is a former high school teacher and is a founding member of the Academic Advisory Council at Krea University, a new university in India seeking to reimagine the liberal arts. He has a doctorate in Law from Oxford University and an undergraduate degree from Harvard. He is the author of several award-winning and bestselling books, and a former columnist for the New York Times.

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Dani Aceituno
Dani Aceituno
Director of Marketing

Dani has spent the past ten years working in edtech marketing with companies such as Nerdwallet and Magoosh Test Prep. She loves growth and product marketing and is passionate about helping startups increase access to high-quality education

Lex Vobiachenko
Lex Vobiachenko
Head of Technology

Lex has over a decade of experience building consumer and enterprise software, in Germany, USA, and UK. The companies he's worked for include TheLinkApp, SoMee, and iPetitions. His expertise is in custom development and growth engineering, but he loves all aspects of technology.

Martha Fischhoff
Martha Fischhoff
Facilitator

Martha is a seasoned facilitator and curriculum designer. Over the past two decades, she has worked with high school students as a teacher, mentor, and Dean of Student Life (The Calhoun School). Martha is excited about work that helps students find their passion and reach their goals.

George Cigale
George Cigale
Advisor

Founder of Tutor.com. President and CEO of Littera Education.

John Katzman
John Katzman
Advisor

Founder of Princeton Review, 2U, and Noodle Partners. Edtech pioneer.

Megan Palevich
Megan Palevich
Advisor

Head of School, Laurel Springs (former), online education innovator, former school teacher and administrator

We are proud to be funded by Bloomberg Beta

Elite Instructors

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Our instructors and guest speakers come from elite universities and companies.

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Meet Our Experts

Akash Kapur
Akash Kapur
Author, Entrepreneur
Casey Mok
Casey Mok
Guest Speaker
Data Scientist
Dani Aceituno
Dani Aceituno
Marketing Consultant
Dr Leslie Field
Dr Leslie Field
Program-Lead
Climate Engineer
Dr. Jake Young
Dr. Jake Young
Guest Speaker
Neurosurgeon
Dr. Jen Rhodes
Dr. Jen Rhodes
Guest Speaker
Harvard University - Psychiatrist
Dr. Johan Aasbo, DO
Dr. Johan Aasbo, DO
Guest Speaker
Cardiology, Emory
Dr. Julia Raiskin
Dr. Julia Raiskin
Program-Lead
CEO
Dr. Julia Raiskin
Dr. Julia Raiskin
Guest Speaker
CEO
Dr. Lindsay Papachristou
Dr. Lindsay Papachristou
Program-Lead
Amherst, New York Medical College
Dr. Mateusz Bryning
Dr. Mateusz Bryning
Guest Speaker
PhD in Physics, UPenn
Jordan Sale
Jordan Sale
Guest Speaker
Founder @ 81 Cents, MBA
Kalyan Katuri
Kalyan Katuri
Guest Speaker
Haas School at UC Berkeley
Kunal Bisla
Kunal Bisla
Guest Speaker
Product Manager
Lisa Friscia
Lisa Friscia
Guest Speaker
Certified Health Coach
Manuel Aceituno
Manuel Aceituno
Guest Speaker
Software Engineer
Martha Fischhoff
Martha Fischhoff
Teacher
Michael Weissman
Michael Weissman
Registered Nurse
Roy Bahat
Roy Bahat
Guest Speaker
Venture Capitalist
Steve Lichliter
Steve Lichliter
Guest Speaker
Civil Engineer
*We'll be adding more experts on a regular basis. All experts are subject to change.

Meet Our Experts

Casey Mok
Casey Mok
Guest Speaker
Data Scientist
Dani Aceituno
Dani Aceituno
Marketing Consultant
Dr Leslie Field
Dr Leslie Field
Program-Lead
Climate Engineer
Dr. Jake Young
Dr. Jake Young
Guest Speaker
Neurosurgeon
Dr. Jen Rhodes
Dr. Jen Rhodes
Guest Speaker
Harvard University - Psychiatrist
Dr. Johan Aasbo, DO
Dr. Johan Aasbo, DO
Guest Speaker
Cardiology, Emory
Dr. Julia Raiskin
Dr. Julia Raiskin
Program-Lead
CEO
Dr. Lindsay Papachristou
Dr. Lindsay Papachristou
Program-Lead
Amherst, New York Medical College
Dr. Mateusz Bryning
Dr. Mateusz Bryning
Guest Speaker
PhD in Physics, UPenn
Jordan Sale
Jordan Sale
Guest Speaker
Founder @ 81 Cents, MBA
Kunal Bisla
Kunal Bisla
Guest Speaker
Product Manager
Lisa Friscia
Lisa Friscia
Guest Speaker
Certified Health Coach

Have relevant educational experience?

Interested in being a part of a fast-growing team reinventing education?

We're hiring!

enterpreneurship programenterpreneurship programenterpreneurship program
e-learning platform for entrepreneurs