The Edge in College Prep

The Edge Team

The Management Team

Matt Cull (Director of Operations-South Florida) grew up in Southwest Florida where he now lives with his beautiful wife, Deb, and neurotic Miniature Australian Shepherd, Petey. He spent three years at Clemson University in the Mechanical Engineering program and graduated from Florida Gulf Coast University with a bachelor’s degree in Business Management. He works extensively with middle and high school students as the head track coach at Seacrest Country Day School in Naples, Florida, and has coached track for over 5 years.
He is passionate about helping students achieve their goals.
Gala Tonconogy (Director of Operations-Latin America) holds an A.B. in Government, Cum Laude, from Harvard University, where she received the Harvard College Scholarship and Radcliffe Agassiz Merit Award for academic achievement. She also holds an MBA from the Stanford Graduate School of Business.Most recently, Gala has been working as a free-lance consultant, helping companies and NGOs in Latin America with their business models and growth strategies.Prior to Stanford, Gala was COO at Endeavor, a non-profit organization whose mission is to promote economic and social development through the support of entrepreneurship in emerging markets. Gala played a fundamental role in the growth and development of Endeavor’s Argentine operations.Before joining Endeavor, Gala co-founded, a Latin American art vertical portal based in Bs. As. Earlier on, she worked as a Financial Analyst at J.P. Morgan & Co.’s Latin American Corporate Finance Group in New York.

The Tutors and Advisors

Aaron Berman (New York)graduated Magna Cum Laude from NYU’s Gallatin School of Individualized Study with a concentration in political theory, philosophy, and art theory. He founded and teaches at an experimental art program for children aged 7-12 in NYC’s Chinatown called Upstairs at 83 Hester. Aaron is passionate about education and delighted to be in a position to help students get into the schools of their dreams. In his free time he reads, writes, and tries to take as much advantage as possible of New York’s cultural offerings.
Caitlin Simard (Rio de Janeiro/Online)graduated Magna Cum Laude with a degree in Spanish and Portuguese Studies from Georgetown University in 2011. On the Hilltop a English as a Second Language program for immigrants in D.C. ignited her passion for education and teaching. She decided to live out her major and academic studies by moving to Rio de Janeiro. During Caitlin’s downtime she takes advantage of Rio’s natural beauty in outdoor activities, including hiking, cycling, and reading a good book on the beach. Caitlin is also involved and interested in social development and environmental programs in Rio. She has thoroughly enjoyed the EDGE students she has tutored and is excited by the prospect of helping more students raise their scores and get into their dream schools.
Deborah Cull (South Florida/Online)grew up in Naples, Florida, where she lives with her wonderful husband, Matt, and her neurotic Miniature Australian Shepherd, Petey. Upon high school graduation, she moved to New Jersey to attend Princeton University.She received her BSE in Civil Engineering, with a certificate in Architecture and Engineering.After six years of braving the northeast snow, she moved back to Florida to work as a Civil Engineer.She successfully passed the Principles and Practice Exam in October 2010 and received her Professional Engineering license. She has tutored high school and college students in math and chemistry and is looking forward to helping students fulfill their dreams.
Douglas Groene (New York/Online)is an attorney who obtained his Juris Doctorate from Georgetown University. He also earned two Bachelors degrees from SUNY at Stony Brook in psychology and political science. Douglas has over ten years experience in tutoring students for the ACT, SAT, LSAT GRE, and GMAT. In that time, he has helped raise the scores of thousands of students, from all backgrounds and skill levels. Born and raised on Long Island, Douglas is also a volunteer mediator, blogger, and writer with a passion for helping students achieve their full potentials.
Dylan Rebois (London/Online) received his BS in mechanical engineering at the University of Maryland, College Park, and studies sustainable engineering at Imperial College in London as a Marshall Scholar. As an undergraduate, Dylan helped to teach several classes on engineering design and global development and traveled abroad to implement rural community development projects in Burkina Faso and Ethiopia.
Jake Eichenbaum-Pikser (Buenos Aires)was born and raised in New York City. He received a B.A. in Geology from Brown University, and an M.A. in Geophysics from Columbia. He has tutored students at a variety of levels in physics and math, and mentored high school students conducting independent climate research as part of NASA’s New York City Research Initiative. In his free time, Jake likes to cook, play piano, read, and explore the city by bike and on foot. He greatly enjoys teaching, and looks forward to helping students achieve their goals.
Jenny Marlowe (Admissions Counseling) has recently relocated to Los Angeles after three years in the UK, where she was Director of Programming for The Edge’s London office. Jenny graduated from Princeton University in 2004 with a degree in English and a Certificate in Theatre & Dance. She then spent a year in LA as the James S. Copley Foundation Fellow in Print Journalism at the University of Southern California’s Annenberg School for Communication before moving to London, where she earned a Master’s degree in Text & Performance Studies at the Royal Academy of Dramatic Art. Jenny is fluent in French and reads Latin, classical Greek, and Old English. She is an intrepid world traveler and an avid essayist and photographer, and has had her work published in such media as Califerne magazine and When she is not teaching, writing, or taking pictures, she enjoys acting, long-distance running, and experimenting with gluten-free cuisine.
John Calhoun (New York/Online) is a Marshall Scholar currently completing a M.Sc. in economic and social history at Oriel College, Oxford. Prior to coming to England, he served as a Fulbright Scholar in Taiwan studying education policy, and earned a B.A. in philosophy, summa cum laude, from the University of Richmond (Virginia) and a M.A. in education policy from the University of York (UK). He’s a New York City native with over ten years of teaching and tutoring experience. As director of an after school program in the south Bronx, he helped his students attain some of the largest standardized test score gains out of any after school program in the U.S.
Jonathan Warsh (London/Online)is a Marshall Scholar currently completing an M.Sc. in Health Policy, Planning, and financing in a joint program between the London School of Economics and Political Science and the London School of Hygiene and Tropical Medicine. Before coming to the UK, he earned a B.A. in government, summa cum laude, Phi Beta Kappa from Harvard College. He has tutored students for the SAT, ACT, and in math, history, and English over the past 5 years, and has also counseled several students through the college application process. He tutors in all sections of the SAT-I, ACT, as well as subject tests in math, chemistry, hebrew, English, and history. In his spare time, Jonathan enjoys distance running, reading, and travel.
Marisa Apostolidis (Buenos Aires)grew up in the Philadelphia area. She completed her AB in Anthropology at Princeton University and leter went on to do her Master’s in Social work at the Smith School for Social Work. She has extensive experience in mental health, social services, and education in New York, Baltimore, Washington, DC, Athens, Madrid, and now Buenos Aires. She has been preparing students to take the SAT and ACT ever since she was a student at Princeton.
Michelle Cronin (New York/Online) is a proud graduate of Harvard University, where she received her Bachelor’s Degree from the Visual and Environmental Studies Department’s film studies track and minored in French and psychology. At Harvard, she wrote for campus publications including The Harvard Crimson and Cinematic, served as a peer counselor, and participated in numerous student productions. She has also completed coursework at Tufts University and in Paris, France at Sorbonne Nouvelle – Paris 3. Michelle loves tutoring and looks forward to sharing her love of learning with others.
Neze Igboechi (New York/Online) was born in the UK and has many years of tutoring experience since 2001in Physics, Chemistry, Calculus, SATs, and USLMEs. She studied International Relations at Brown University, Graduated Magna Cum Laude with a B.S in Pre-Medicine and International Relations. She attended Rush Medical University in Chicago where her passion for International Medicine bloomed. After graduating in 2009, she started a company to raise funds for medical Missions. The first team of medical students and doctors is set to leave for a rural clinic in Liberia in 2011. She intends to start residency next June in either Neurology or Surgery as well continue to grow her company as it reaches out in the development of healthcare in underserved regions abroad. She is a great believer in working smarter not harder. Efficiency and strategy are the keys to success.
Oduche Igboechi: (Online): graduated from Harvard University with a degree in Human Evolutionary Biology, then went on to receive a masters in Bio-Medical science. Oduche is currently interviewing for admission into medical school. He believes that with the right attitude and a bit of hard work, every student can reach their maximum potential. He is always available to answer questions or provide assistance in anyway he can.
Ryan (Apparos Education): Ryan A. Duques, 37, is co-founder and CEO of Apparos Education, which supports students across the world with synchronous online instruction and tutoring through its website The company’s patent-pending technology interacts directly with school districts to significantly shorten the remediation cycle. Duques graduated from the Isenberg School of Management at the University of Massachusetts Amherst where he earned his bachelor degree in Operations Management. At the age of 18 Duques co-founded Shore Publishing, LLC in Madison, Conn. The group started fourteen and acquired two award-winning weekly newspapers Duques serves as treasurer for both Vista Vocational, Inc, and the E.C. Scranton Library and is the chairman of Madison’s Economic Development Commission. Duques previously served as the president of the Madison Chamber of Commerce and on the board of corporators for the Guilford Savings Bank and board of directors of the Suburban Newspapers of America.
Serena Sonderegger (Buenos Aires) graduated from Princeton University in 2014 with a B.A. in Economics and a Certificate in Political Economy. She is currently working at Endeavor Argentina–a nonprofit which supports high-impact entrepreneurship–through a fellowship program called Princeton in Latin America. She has also completed two summer internships in Latin America: the first in Santiago, Chile at a small business development nonprofit called Accion Emprendedora, and the second in Cordoba, Argentina, also with Endeavor. At Princeton, Serena pursued a variety of coursework, and for her major she completed multiple high-level, math-based economics classes and rigorous quantitative courses. She also held positions as a research assistant for three different professors. Serena served as a peer tutor at Princeton and at her public high school, with significant results.
Shawn Dempewolff-Barrett (Online/Global Elite) has been tutoring SAT & ACT prep for over 4 years now with various boutique tutoring companies in the larger NYC/NJ area. He currently resides in Los Angeles, where he is a working Actor and aspiring TV writer. He graduated from Hampshire college in 3 years, and is happy to be a part of the Edge team.
Susan Edwards (London/Online)is currently pursuing a Ph.D. in Epidemiology and Biostatistics at Imperial College London. She received her Bachelor’s degree in Ecology & Evolutionary Biology and Neuroscience from Princeton University, and her Master’s of Public Health in Environmental Health Sciences from Columbia University, where she also worked for several years. Susan was born and raised in Geneva, Switzerland. She tutors all sections of the SAT-I, as well as the Math, Biology, French and German subject tests. In her free time, you can find her playing the piano – and occasionally the drums when she can get her hands on a set! – or catching a dance show at Sadler’s Wells. She also enjoys all snow sports, and has recently taken up running.
Tomi Herceg (London/Online)is currently pursuing a Ph.D. in Chemical Engineering at Imperial College London. He received his Bachelor’s degree in the same subject area from Princeton University in 2009. Tomi was born and raised in Romania, but completed his secondary and university schooling in the US. He tutors all sections of the SAT-I, as well as the Math IC and IIC, Chemistry, Biology, and French subject tests. When he is not tutoring or in lab, you can find him playing bike polo and ultimate frisbee around London.
New York - London - Latin America - South Florida - Global Elite