Questar Assessment, Inc.

Terry Appleman is the Vice President of Performance Assessment at Questar Assessment, Inc.  She directs all activities related to handscoring constructed responses for Questar's large-scale assessment programs.

Dr. Mark Connally is a Senior Psychometrician at Questar Assessment, Inc. He is responsible for planning, coordinating, and performing statistical and psychometric analyses for Questar’s educational assessment projects.

Dr. Leon Dreyfus is the Vice President of Research and Development at Questar Assessment, Inc.  His primary responsibilities include test development and management of technical work as well as consultation on other aspects of Questar client programs, including training, implementation and reporting.

Dr. Canda Mueller is the Vice President of Psychometrics at Questar Assessment, Inc. She provides leadership in the areas of research, test development, psychometrics, and assessment and training support for Questar's staff and clients. She oversees design and development of testing programs and represents Questar on technical and policy committees relative to client activities. She has experience with test construction, standard setting, test equating and scaling, as well as both classical and IRT analysis.

Dr. Joseph Orban is the Chief Research Scientist & Vice President, Research and Development for Questar Assessment, Inc. He provides leadership in the areas of research, analysis, and custom development across testing programs. This leadership includes the design and development of testing processes and applications, as well as providing advanced psychometric support for selected programs. He has experience with experimental research, test construction, standard setting for high stakes tests, test equating and item scaling, and both classical and IRT analysis and test scoring.

He writes, edits, and reviews materials for high-stakes state assessment projects.  In addition, he directs the development of assessment materials in the areas of mathematics and science and advises state department personnel and committees on assessment, curriculum, and content issues. He has worked on several alignment and linkage studies.

He has an unrivalled ability to understand complex arrangements of items and standards.

Ms. Trent is the Vice President, Assessment Services at Questar Assessment, Inc.  She provides content management and supervision for major state clients.  In addition, she consults with state clients regarding design and implementation, including oversight of the development for all content-area item development and item reviews.

Dr. Tim Vansickle is Senior Vice President of Psychometrics and Research at Questar Assessment, Inc.  He provides leadership in the areas of policy, research, test development, psychometrics and assessment as well as training support for Questar's staff and clients.  He also oversees the design and development of testing programs and special studies, psychometric consultation for research projects, and representation of Questar on technical and policy committees relative to client activities.