Computer Science

Chang-Lung Tsai

Instructor, Computer Science

  • Ph.D. in Electrical Engineering, National Central University
  • M.S. in Electrical Engineering, University of Southern California
  • B.S. in Electrical Engineering, Chung Cheng Institute of Technology

Dr. Tsai got his bachelor’s degree of Electrical Engineering from Chung Cheong Institute of Technology at 1988. After then, he served for Taiwan government for many years and then went abroad for pursuing master’s degree at University of Southern California. While he finished his study at USC, he was recruited by government and served again. From 1999, he started to pursue his Ph.D. and got the degree at 2006. After then, he served for Vanang University and transferred to serve for Chinese Culture University from February 2007 to July 2018 at Department of Computer Science and Information Engineering.

Currently Dr. Tsai is staying at Mongtomery county of Maryland and teaching at University of North America. His research is focused on internet hacking, cybersecurity, and multimedia processing. Dr. Tsai has published more than 20 journals and 50 conference papers.

He likes to make contribution for teaching, advising, and doing research.

Culinary Arts

Chris Pepin

Instructor, Culinary Arts

  • A.A. in Culinary Arts, New England Culinary Institute
  • A.A. in Liberal Studies, Golden West College

Career

  • Executive Chef, Compass Group (2015-2020)
  • Culinary Instructor, Carlos Rosario Public Charter School (2010-2015)
  • Executive Sous Chef, Aramark – Janelia Farm Research Campus (2008-2009)

Richard McCreadie

Instructor, Culinary Arts

  • B.A. in Culinary Arts, Glasgow University

Career

  • Executive Chef, The American Enterprise Institute (2013-2018)
  • Executive Chef, The Fairfax at Embassy Row Hotel (2007-2009)
  • Executive Chef, Ritz Carlton Hotel (2005-2007)

Award winning executive chef with more than 20 years of exceptional record of service and international experience.

Teaching English for Early Childhood

Sherry Hughes

Instructor, Teaching English for Early Childhood

  • M.A. in Education, George Mason University

Ms. Hughes holds a master’s degree in Education from George Mason University. She has 19 years’ professional experience in higher education, served as the principle of Hopkins House as the director of St. Lukes Preschool. She loves guiding students to reach their full potential and motivating them to learn!

Jasmine Khurana

Instructor, Teaching English for Early Childhood

  • M.S. in Human Development and Family Studies
  • B.A. in Sociology and Elementary Education
  • TESOL Certification

Ms. Khurana has had over 25 years of experience in the education field. She served as the Director of Education for a non-profit organization with a focus on Language Arts and Heritage studies where she worked to train educators, and develop age appropriate content for children and adults alike. She was the Kindergarten Coordinator at an After- school program for over 10 years in Lexington, MA.. She currently continues to train educators, conducts interactive learning workshops for a wide variety of age groups, and has been teaching ESL to young children and adults. Having lived in Canada, Japan and India, she enjoys cooking different cuisines and learning about different cultures.

Technical Business English

Christina D Sapp

Instructor, Technical Business English

  • M.A. in Early Childhood Education, City University of New York
  • B.A. in Elementary Education, City University of New York

Instructor Christina Sapp joined Columbia College as an instructor in VESL program since 2010. Prior to coming to Columbia College, she was a teacher in Prince George’s County Public Schools and Hillsborough County Public School, teaching language arts, reading, math, science, social studies, and writing. During 16 years of teaching experience, she has tired to enrich the lives of students and prepare them for success in the future. She will be happy to motivate students in study as well as bring them professional knowledge.

Natasha Thomas

Instructor, Technical Business English

  • M.A. in Business, Strayer University
  • B.A. in Business, Strayer University

Instructor Natasha Thomas joins Columbia College as a Business Instructor in the Business management administration program. Prior to coming to Columbia College, she was a Business Instructor at Career Technical Institute in the medical office professional program. Natasha received her B.A. in Business Administration and MBA from Strayer University. Natasha is currently pursuing her Ph.D. in Science of business technology at Capella University. Natasha’s teaching interests include operations management, marketing management, leadership and organizational behavior and business management theories. She has assisted with redesigning and redeveloping courses as a Business instructor at Columbia College and Career Technical Institute. Her primary research interest is to explore the role of digital communication channels in daily work practices that affect manager to employee relationship development in the workplace informed by social exchange theory.

Dr. Yasaman Ghazanfari

Instructor, Technical Business English

  • Ph.D. in General Linguistics, Azad University (Tehran, Iran)
  • M.A. in General Linguistics, Azad University (Tehran, Iran)
  • B.A. in English Translation, Azad University (Tehran, Iran)

Business Administration

Natasha Thomas

Instructor, Technical Business English

  • M.A. in Business, Strayer University
  • B.A. in Business, Strayer University

Instructor Natasha Thomas joins Columbia College as a Business Instructor in the Business management administration program. Prior to coming to Columbia College, she was a Business Instructor at Career Technical Institute in the medical office professional program. Natasha received her B.A. in Business Administration and MBA from Strayer University. Natasha is currently pursuing her Ph.D. in Science of business technology at Capella University. Natasha’s teaching interests include operations management, marketing management, leadership and organizational behavior and business management theories. She has assisted with redesigning and redeveloping courses as a Business instructor at Columbia College and Career Technical Institute. Her primary research interest is to explore the role of digital communication channels in daily work practices that affect manager to employee relationship development in the workplace informed by social exchange theory.

General Education

Okcha Soh

Vice President
Professor, General Education and Psychology

  • Ph.D. in Social Psychology, Union Institute & University (Cincinnati, Ohio)
  • M.A. in Theology of Missions, Capital Bible Seminary (Lanham, Maryland)
  • M.A. in Counseling Psychology, Bowie State University (Bowie, Maryland)

Psychology, counseling and general education professor with 24 years’ professional experience in higher education. Heavily engaged in minority human rights’ protection and advance activities. Served as the president of Washington Coalition for Comfort Women Issues, Inc. Activities include organizing seminars and conferences and presenting lectures to more than 45 universities and organizations internationally. Spearheaded the nationwide campaign to pass House Resolution #121 at the U.S. Congress (2007). As a part of those efforts, testified at the U.S. Congressional Hearing on behalf of Comfort Women (February 2007). Currently serve as the president, Korea-U.S. National Prayer Breakfast-Washington, D.C.