Mission Statement

Collaboratively, the OCSA Science Team will guide, challenge, and inspire students to become creative problem solvers, whose appreciation and understanding of the ever-changing nature of science cultivates engaged, responsible lifelong learners.

Jessica Beck

Jessica Beck

Instructor

Jessica.Beck@ocsarts.net

Jessica Beck holds a bachelor’s degree in public health and a master’s degree in teaching from University of California, Irvine. Ms. Beck  joined Orange County School of the Arts in 2013 and serves as an academic instructor in the Science department.

She has taught honors biology, health, and life science at OCSA. Ms. Beck loves both teaching and being a student and has recently started working towards her administrative services credential at California State University, Fullerton.

Read More
Marla Cross

Marla Cross

Instructor

Marla.Cross@ocsarts.net

Marla Cross holds a bachelor’s degree in Natural Sciences from Northwestern Oklahoma State University, Alva, OK. Ms. Cross holds single-subject teaching credentials in Biological Sciences, Chemistry, and Physics. Ms. Cross earned her master’s degree in administration from California State University, Fullerton.

She joined Orange County School of the Arts (OCSA) in 2007 and serves as an academic instructor of the Science department; she teaches Chemistry and AP Environmental Science classes.

Read More
Marisa George

Marisa George

Instructor

Marisa.George@ocsarts.net

Marisa George holds a bachelor’s degree in environmental studies from University of California, Santa Cruz. Ms. George earned a K-12 teaching credential and a master’s degree in teaching science from California State University, Fullerton. She joined Orange County School of the Arts (OCSA) in 2001 and serves as an academic instructor of the Science department; she teaches physical science and environmental science classes.

Ms. George recently completed a Permaculture Design Course at the Ecology Center, where she and her classmates developed a blueprint design for OCSA’s Ecology Center.

Read More
Ron Grimm

Ron Grimm

Instructor

Ron.Grimm@ocsarts.net

Ron Grimm holds a B.S. degree in Conservation Biology from Kent State University.  He went on to earn an M.A. in Secondary Science Education from The University of Akron.  Mr. Grimm started his academic instructional career in 1999 and has taught a variety of science courses throughout the years, in addition to one year of Conversational English in Szeged, Hungary.   He joined the Orange County School of the Arts (OCSA) in 2011 and serves as a Biology instructor in the Science Department. 

Heather Jonson

Heather Jonson

Instructor

Heather.Jonson@ocsarts.net

Heather Jonson holds a bachelor’s degree in molecular, cell and developmental biology and a master’s degree in education from the University of California, Los Angeles. She earned two single subject teaching credentials in chemistry and biology with a CLAD certificate and is a Nationally Board Certified Teacher. Ms. Jonson joined Orange County School of the Arts (OCSA) in 2008 and serves as an arts instructor of the Culinary Arts & Hospitality Conservatory and an academic instructor of the Science department.

She has been teaching Food & Nutritional Science, a course she designed, since 2014, in addition to chemistry, honors chemistry and AP chemistry. In 2011, with the help of a very eager freshman, she started OCSA’s first Science Olympiad Team and is currently the advisor and coach. Ms. Jonson also started working with the American Chemical Society Education Committee of Orange County in 2010 and is now the Awards Chair of this local organization.

Read More
Christine Karlberg

Christine Karlberg

Instructor

Christine.Karlberg@ocsarts.net

Christine Karlberg holds a bachelor’s degree in Biology and a single subject Life Science teaching credential from Whittier College.  She earned CLAD certification through the Tustin Unified School District and the Orange County Department of Education.  Ms. Karlberg joined the staff of the Orange County School of the Arts in 2002 to teach Biology and high school level Life Science.   

Ms. Karlberg currently instructs two upper level science elective courses that she created: The Anatomy of Humans and the Parasites that Love Them and Zoology.  She continues to cultivate relationships with organizations such as the Southern CA University of Health Sciences, Pacific Marine Mammal Center, Santa Ana Zoo, and the BioTherapeutics, Education, and Research Foundation for experiential learning opportunities for her students.

Read More
Stephen Kulik

Stephen Kulik

Instructor

Stephen.Kulik@ocsarts.net

Stephen Kulik holds a bachelor’s degree in Mechanical Engineering from the Georgia Institute of Technology and a master’s degree in education from Georgia State University, specializing in science education. He earned his single subject teaching credential in Physics.  Mr. Kulik joined the Orange County School of the Arts in 2006 and serves as an instructor in the Science department.

During his time at OCSA, he has taught courses in Physical Science, Physics, and AP Physics.  He currently teaches college-prep Physics and AP Physics 1, but he will also be starting an AP Physics 2 course at OCSA for the first time during the 2016-2017 school year.

Read More
Marissa Mares

Marissa Mares

Instructor

Marissa.Mares@ocsarts.net

Marissa Mares earned a bachelor’s degree in Earth System Science from the University of California, Irvine along with a minor in Education Studies. While earning her undergraduate degree, she also worked towards her single subject teaching credential through the Cal Teach Program at University of California, Irvine.

Through the program, Ms. Mares taught geoscience at a 6th grade classroom in Santa Ana, 9th grade earth science at a high school in Santa Ana, and 8th grade physical science at a middle school in Corona. Ms. Mares joined the science department at the Orange County School of the Arts in 2016 and is thrilled to be teaching science there.

Read More
Rima Semaan

Rima Semaan

Instructor

Rima.Semaan@ocsarts.net

Rima Semaan holds a bachelor’s degree in Biology from California State University at Long Beach.  She also earned her single subject teaching credential in biology from CSULB and CLAD certification from the University of San Diego.  Mrs. Semaan joined the staff of the Orange County School of the Arts in 2006.  During her tenure, she has taught Honors Biology, Biology, and high school level Life Science.  Mrs. Semaan serves as a mentor to biology teachers new to OCSA.

Jon Sprekelmeyer

Jon Sprekelmeyer

Instructor

Jon.Sprekelmeyer@ocsarts.net

Jon Sprekelmeyer holds a bachelor’s degree in Kinesiology with an emphasis in Cardiopulmonary Health from California State University Long Beach, and a masters degree in education from California State University Dominguez Hills. He earned his teaching credential with CLAD certification and holds secondary teaching credentials in Health Science and Physical Education.

He joined Orange County School of the Arts in the spring of 2007 as a part time teacher, and in 2008 moved into a full time teaching position as an academic instructor in the Science department. He teaches primarily Health Science to the high school students.

Read More
Shelley Stanphill

Shelley Stanphill

Instructor

Shelley Stanphill

Shelley Stanphill holds a bachelor’s degree in physics (with a minor in psychology) from Harvey Mudd College and a master’s degree in education from the University of California, Berkeley.  She holds two single subject teaching credentials in physics and chemistry with a CLAD certificate.  Ms. Stanphill joined the Orange County School of the Arts in 2010 and serves as an academic instructor in the Science department. 

She teaches physics and AP psychology, having originated the OCSA psychology program in 2012.  Ms. Stanphill is a senior fellow with the Knowles Science Teaching Foundation for promising secondary math and science teachers.  She also serves as the faculty adviser to the OCSA Key Club.

Read More
Cory Tague

Cory Tague

Instructor

Cory.Tague@ocsarts.net

Cory Tague holds a bachelor’s degree in Biology from California State University, Bakersfield and a master’s degree in Educational Administration from California State University, Dominguez Hills. Mr. Tague earned single subject teaching credentials in foundational mathematics and biological sciences from National University.

Mr. Tague joined Orange County School of the Arts (OCSA) in 2002 and serves as an academic instructor in the Math and Science departments. Mr. Tague serves as the advisor of the Math Club.

Read More
Chris Weitzel

Chris Weitzel

Instructor

Chris.Weitzel@ocsarts.net

Chris Weitzel earned his Bachelor’s degree in Molecular and Cellular Biology from the University of Arizona.  He has been certified to teach Biomedical Sciences courses in STEM, with a focus in medicine.  He came to OCSA in 2015 and has taught AP Biology and Biology.