Meet our Walnut Creek Tutoring Staff

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Great Teachers Inspire

Our tutors and staff in Walnut Creek consist of passionate educators who love inspiring children to succeed. Warm, caring and great at relating to kids, our tutors in Walnut Creek know how to engage and motivate each child in a personal way—building confidence and smiles, as well as skills and better scores. We selectively choose tutors who know local curriculum and can link Sylvan lessons to what’s being taught in school. Get to know our tutors and staff in Walnut Creek !

  • Karen Sosinski, Center Director

    Karen Sosinski

    Center Director

    As Center Director,Karen leads Enrollments and Community Outreach for Sylvan of Walnut Creek. Karen  works very hard to make sure that each of her families are well taken care of and that the center runs smoothly. A former Center Director for Sylvan  of Irvine, Karen recently moved to the Bay Area to be closer to her family . She has MA in Education from Georgian Court University and a BA in Communications from Rutgers University. When Karen isn’t at Sylvan, you’ll find her reading, gardening and hiking .
  • NIna Casella, Director of Education

    NIna Casella

    Director of Education

    Nina oversees the educational integrity of our programs by training and managing the team of teachers in Walnut Creek.  Having worked for Sylvan as an Administrative Assistant and Program Manager for several Sylvan locations, Nina brings a wealth of knowledge to Sylvan of Walnut Creek.  She graduated from California State University Sacramento.  When Nina isn't at Sylvan, you'll find her attending concerts, cooking, or at an A's game.
  • James, Upper Level Math and Science Teacher, SAT Teacher

    James

    Upper Level Math and Science Teacher, SAT Teacher

    James is a Math Instructor in Walnut Creek with a gift for working with middle and high school students. He also enjoys teaching SAT Prep, as well as Robotics and Coding. James has a degree from U.C. Berkeley in Mathematics and over 12 years of tutoring experience. He's taught at Sylvan for over 8 years. When James isn't at Sylvan you'll find him hiking, camping or folding origami.
  • Janet , Beginning Reading and Math Teacher

    Janet

    Beginning Reading and Math Teacher

    Janet is an Instructor in Walnut Creek, CA.  She loves teaching  beginning readers and also loves tutoring elementary math.  Janet earned a Bachelor's Degree in Elementary Education with a minor in Reading as well as a Certificate in Kindergarten Education from Stephen F. Austin University in Texas.  When she is not at Sylvan you can find her with her granddaughters and her dog, Max, or pursuing her passions for painting.
  • Judy , Readng, Writing and SAT Prep Teacher

    Judy

    Readng, Writing and SAT Prep Teacher

    Judy is a credentialed teacher in both the Martinez, CA and Mt. Diablo, CA school districts. She has many years of experience and a talent for working with students of all ages.  While Judy has many tutoring talents, she finds it most rewarding teaching Reading, Writing and SAT prep.  She studied at Southern Connecticut State College and California's Hayward State College.  When Judy isn't at Sylvan, she keeps busy enjoying movies, taking exercise classes, reading, and spending time with family and friends.