Dr. Jang teaches graduate courses including "Research Methods in Education," "Mixed Methods Research in Education," and "Contemporary Issues and Practice in Educational Assessment." She also taught a related studies course, "ESL Across Curriculum" in Pre-Service Teacher Education Program.

Dr. Jang’s research has focused on educational assessment and measurement issues in general. More specifically, she is interested in validity issues in cognitive diagnostic assessment, fairness and equity issues in testing, achievement gaps among students from diverse backgrounds, and literacy assessment practice. Dr. Jang is also keen on epistemological issues surrounding human inquery approaches in social sciences and education.

Dr. Jang is recipient of the 2006 Jacqueline Ross TOEFL Dissertation Award, the Education Alumni Association Outstanding Student Medal, the Tatsuoka Measurement Award, the 2003 IELTS Best MA Dissertation Award, and the Katharine Aston Award for Outstanding Thesis.

Dr. Jang has received various grants from Ontario Ministry of Education, OISE/UT, Educational Testing Service, and American Evaluation Association. With a Connaught Staff Matching Grant, she examined literacy and numeracy skill profiles for Grade 9 and 10 students based on their performance on OSSLT and EQAO assessments. She also collaborates with Dr. Jim Cummins on the validity project for “Steps Toward English Proficiency” with over 50 ESL teachers across Ontario. STEP is intended to serve teachers to assess and track all English language learners’ literacy development in Ontario schools.