Jacob Kozer

Jacob Kozer

Mr. Kozer is a science teacher at Leo. He graduated from Illinois State Alumni with a BS in Chemistry and has undergone all the requirements for teaching certification. He worked in the chemical industry for five years before going back to my passion, which is teaching. He has tutored and taught Chemistry and entry level sciences to small groups for about 10 years along with ACT/SAT prep with an emphasis on reading comprehension, phonics, contextual vocabulary, scientific nomenclature with an emphasis on how to read and interpret graphs.

Iyabo Williams

Iyabo Pommells

Mrs. Iyabo Pommells is a mother and Chicago native. She has a bachelor’s degree in Mathematics from Spelman College, graduating Magna Cum Laude and Phi Beta Kappa. She also has a bachelor’s degree in Mechanical Engineering from The University of Michigan, graduating Cum Laude. Mrs. Pommells has been a classroom math teacher for elementary through high school students for since 2010. As a teacher her focus is always on critical thinking and encouraging students to analyze situations. She has experience preparing students for the ACT and ACT-aligned tests. In addition to math education, she has written a STEM curriculum and facilitated STEM education programs in school-day and after-school environments.