Mathnasium 4805 Briarcliff Rd NE, #108, Atlanta GA 30345 (404) 602-0101

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Our Team

Our specially trained math instructors will teach your child how to understand math in an individual setting; our unique approach enables us to explain concepts really well and lend a helping hand to every student. Our tutors foster a caring, encouraging environment that helps kids thrive and learn! Read below to learn more about our talented team:


Jose Castegon, Assistant Center Director 

Jose loves helping students reach new heights they never knew they could reach! He has a degree in Music Education from University of Houston, and is currently pursuing a Computer Science degree at Georgia State University. In his spare time, Jose loves to sing in choruses, play video games, and spend time with his fiancé. His favorite number is 10.





Sulu Jaffer, Owner 


Sulu is the Owner at Mathnasium of Tucker. Sulu believes in the Mathnasium Method so much that after enrolling his 12-year-old son and seeing incredible results, he changed his entire life focus. Now he wants to teach math to all kids so it makes sense to them. For the past 15 years, Sulu has been a small business owner in multiple industries. He has a Bachelor’s degree from the University of California, San Diego in Psychology with a minor in Biology and Chemistry. Sulu served his country by spending 4 years in the U.S. Navy as a Hospital Corpsman and Psychiatric Technician. Sulu’s realization of the importance of math as an entrepreneur has given him the insight into how kids struggle with math but do not have to. After going through his own struggles with his son who attends Mathnasium of Decatur, and seeing the benefits of the Mathnasium Method, Sulu decided he wanted to help as many kids as possible. Now he is devoted to teaching math in a way that makes sense to them, and he is committed to bringing the Mathnasium Method to the children in the community. Sulu is married and in addition to his 12-year-old son, he has twin 6-year-old girls.

Amir Gorji, Co-Owner

Amir is the co-owner of Mathnasium of Tucker.   Amir is originally from Nashville, Tennessee and grew up in Southern California.  He graduated from the University of California, Riverside, with a degree in Business Administration, and returned to Nashville where he received his law degree from Vanderbilt University.   After working as a prosecutor in DeKalb County, Amir returned to school and received his masters of law in taxation from the University of Florida.  While Amir now practices tax law, he vividly remembers his own early struggles in math and overcoming them with help from the right tutors.   Recognizing the vital role that math plays in everyday life, Amir wants to help others get ahead and stay ahead in mathematics.   Amir met his wife, Maggie, in law school.  


Titus Davis, Lead Instructor

Titus Davis is from Decatur Georgia and loves Atlanta. He studies mathematics at Morehouse College and upon graduation in 2019, he plans to serve in the US Navy as a pilot. Titus enjoys working with kids and aspires to become a STEM educator after getting his Masters in Education. Previously, he has worked as an Assistant Teacher for summer programs at Morehouse and as a private SAT tutor. In his free time, Titus as a loves to dance salsa music and create art. His favorite number is 22.  


Lynisha Batson, Lead Instructor

 After graduating from the University of Georgia with a Bachelor’s degree in International Affairs in 2018, she dedicated her gap year to interning and finding her niche within the world of human rights and international non-profit management. With a high interest in child advocacy and women empowerment, Lynisha had the pleasure of working as an intern through organizations like the International Rescue Committee, and as an elementary teacher in Cairo, Egypt. In her spare time, she enjoys reading teen fantasy, watching horror movies, and trying to improve her baking skills. Her favorite number is 14 because it is both her lucky and unlucky number.


Christopher Cox, Instructor

Chris graduated from Clemson University in 2014 with a Bachelors in Management. During summer breaks, he spent his time as a camp counselor and waterski instructor up in Maine. After graduation, he found himself wanting to help kids closer to home and found Mathnasium to be a perfect fit! He worked at Mathnasium's Dunwoody center for 3 years, including time as a Center Director, before moving into the corporate world. Chris' favorite Mathnasium concept is drawing a picture to understand fractions or to solve a difficult word problem. With several years of experience teaching the Mathnasium Method, Chris is thrilled to be a part of the Tucker team!


Ananthu Pucha, Instructor

Ananthu attends Emory University as a freshman Biology student. He has tutored all ages from high school to younger children. In addition to graduating as Chamblee High School's 2017 Salutatorian, he has volunteered at Children's Healthcare of Atlanta and Fernbank working with young students. Ananthu also scored a perfect score on the Math portion of the SAT! After college, Ananthu plans to enroll in an MD/ Ph.D. dual degree program. His favorite number is 2 because it is the only even prime number!



Julia Weil, Instructor

Julia is in her senior year at Chamblee High School and plans to study Environmental Sciences further down the road.  After doing lots of volunteer work with children as a camp counselor, and falling in love with calculus thanks to an incredible teacher (shout out to Ms. Tulchinsky!), Julia decided the opportunity to be an instructor at Mathnasium would be too perfect to pass up.  When Julia isn’t at Mathnasium, you can find her chasing down rare birds on rural farm roads, drawing wildlife, or baking in the kitchen. Her favorite number is 82.



                                                                    Celia Mathew, Instructor

Celia Mathew graduated from The Gwinnett School of Mathematics, Science, and Technology in May 2018, and is currently a freshman majoring in Biology at Georgia State University. Her favorite subject has been math since a very young age, so she loves teaching kids math at Mathnasium. She also loves teaching dance and runs a dance team called Mastani Dance Group. In her free time she enjoys painting, swimming, and spending time with family and friends. Her favorite number is 18.




Jack Parker, Instructor

Bio coming soon!




Kareena Udeshi, Instructor

Bio coming soon!






Kevin Stauduhar, Instructor

Kevin is an undergraduate student at Florida State University. He is pursuing a degree in mathematics and education through the FSU-Teach program. He will be doing his student teaching semester in the Spring of 2019. He believes Mathnasium will be a helpful stepping stone in his future career as a high school math teacher and hopes to continue doing Mathnasium instruction after graduation. He believes that Mathnasium is beneficial for kids in high school, as an alternative medium for math education. Mathnasium offers children a more relaxed, less restrictive environment for students to learn and develop math skills, that will help them succeed in the traditional school setting.