Our Experts

Meet Our Experts

PhD-level and expert STEM and English educators dedicated to rigorous, student-centered learning.

STEM experts

Mathematics, Physics, Earth Science, Biology, and Statistics.

Evgeniy Kulakov, expert Earth Science, Mathematics, and Statistics educator at EVK Training and Solutions

Evgeniy Kulakov

Ph.D. in Geology · EVK Expert

Areas of expertise

Earth ScienceMathematicsStatistics

Student levels

Grades 11–12College

Evgeniy is a geoscientist and educator with extensive experience teaching Earth Science, geology, mathematics, statistics, and other quantitative subjects at the college level. He holds a Ph.D. in Geology from Michigan Technological University. Evgeniy has been teaching courses ranging from Physical Geology and Mineralogy to Structural Geology and Statistics, including applied statistics, data analysis, and statistical reasoning for STEM students. Evgeniy emphasizes clear explanations, practical problem-solving, and helping students truly understand the concepts behind the material. At EVK, he works with Grades 11–12 and college students in Earth Science, Mathematics, and Statistics.

Justin Ruffa, expert Physics and Mathematics educator at EVK Training and Solutions

Justin Ruffa

Ph.D. in Aerospace Engineering · EVK Expert

Areas of expertise

PhysicsMathematicsEngineering

Student levels

Grades 11–12College

Justin is an aerospace engineer, retired Air Force officer, and educator with extensive experience teaching mathematics, engineering, and physics at the high school and college levels. He holds a Ph.D. in Aerospace Engineering from the University of Michigan and has taught courses ranging from Algebra II and AP Calculus AB to Multivariable Calculus, Differential Equations, and Linear Algebra. Justin focuses on helping students build a deeper understanding of fundamental concepts through intuitive yet rigorous explanations paired with practical problem-solving skills development and real-world applications. At EVK, he works with Grades 11–12 and college students in Physics and Mathematics.

Jacob Cunha, expert Biology, Physiology, and Exercise Science educator at EVK Training and Solutions

Jacob Cunha

M.Sc. in Biology · EVK Expert

Areas of expertise

BiologyPhysiologyExercise ScienceLife Science

Student levels

Grades 9–12College

Jacob is a young academic with a background consisting of Physiology, Exercise Science, and Life Science. He holds a Master's Degree and is on his way to completing PhD coursework. Jacob has taught various exercise science and physiology lab courses at the collegiate level. Lastly, Jacob has experience being a middle school science teacher and has worked in general education within various states. At EVK, he works with grades 9–12 and college students in Biology.

Rijan Karkee, expert Physics and Mathematics educator at EVK Training and Solutions

Rijan Karkee

Ph.D. in Physics · EVK Expert

Areas of expertise

PhysicsMathematicsComputational ModelingMaterials Science

Student levels

Grades 11–12College

Rijan is a theoretical and experimental materials scientist, energy and policy analyst, and educator. He previously served as a postdoctoral researcher at Los Alamos National Laboratory and currently works as an Engineer Advisor at the New Mexico Public Regulation Commission. He has extensive college-level teaching experience in physics, mathematics, and computational modeling. Dr. Karkee earned his Ph.D. in Physics from the University of California, Merced. His teaching approach emphasizes clear explanations, practical problem-solving, active learning, and helping students develop a genuine understanding of the concepts behind the material.

Caroline Ackley, expert Biology, Chemistry, Genetics, Neuroscience, and Psychology educator at EVK Training and Solutions

Caroline Ackley

Ph.D. in Biology · EVK Expert

Areas of expertise

BiologyChemistryGeneticsNeurosciencePsychology

Student levels

Grades 9–12College

Caroline is a neuroscientist with over 10 years of teaching, mentoring, and tutoring experience. She received her PhD in Molecular, Cellular, and Developmental Biology from UC Santa Barbara in 2022. She has experience working with students of all ages, but specializes in teaching high school and undergraduate students in the life sciences. Having taught over 20 courses during her graduate training, she has crafted a Teaching Philosophy built on a neuroscientific understanding of how the brain learns and retains new concepts, as well as an emphasis on fostering intrinsic motivation and confidence in her students. Her specialties are chemistry, biology, genetics, neuroscience, and psychology.

Reid Gordon, expert Biology, Biochemistry, and Chemistry educator at EVK Training and Solutions

Reid Gordon

Ph.D. in Biology · EVK Expert

Areas of expertise

BiologyBiochemistryChemistryMolecular Biology

Student levels

Grades 11–12College

Reid earned his Ph.D. in Molecular Biology from the University of California, Santa Barbara and has published in the fields of biophysics and biochemistry. His clear and patient teaching approach focuses on building student confidence and curiosity. Reid has deep experience teaching biology, biochemistry and chemistry subjects at the undergraduate level in courses such as Structure and Function of Macromolecules as well as Bioenergetics, Enzymology and Metabolism. He also has over 140 hours of experience tutoring high school biology and chemistry subjects. At EVK, he tutors chemistry and biology at grades 11, 12 and undergraduate levels.

Eric Brown, expert Mathematics and standardized test prep tutor at EVK Training and Solutions

Eric Brown

Areas of expertise

MathematicsStandardized Test Prep

Student levels

SecondaryCollege

Eric is a professional tutor with 23 years of experience tutoring secondary and college mathematics, as well as standardized testing, and has expertise in both areas. He loves to tutor math and see students gain the knowledge necessary to succeed in their math courses. Eric emphasizes mathematical theory and, in tutoring, exhibits precision, clarity, and, most of all, patience. Frequent repetition and further explanation of mathematical theorems and definitions are central to his approach.

English tutors

College writing, SAT/ACT English, and ESL support.

English experts coming soon

We are onboarding our English tutoring team now. Profiles will be published here shortly.

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