Department of Teaching and Learning, Peabody College of Education and Human Development, Vanderbilt University (past)
Co-Director, Microcomputer Application for Mathematics and Science Educat
Statistical/Computer Consultant, Indiana University
Research Scientist, Learning Technology Center, Peabody College of Education and Human Development, Vanderbilt University (past)
Associate Director, Learning Technology Center, Peabody College of Education and Human Development, Vanderbilt University (past)
Teaching Associate, Department of Chemistry, College of Arts and Sciences, Purdue University Fort Wayne (past)
Associate Instructor, Science and Environmental Education
Research Associate, Science and Environmental Education
Director, Science Education, New York University (past)
Assistant Professor, Science Education, New York University (past)
Director, Summer Institutes in Microcomputers, New York University (past)
Science Teacher, Seeger Memorial High School
Undergraduate Educational Research Trainee, Educational Psychology, Purdue University (past)
Professor Emeritus, Science Education, Department of Curriculum and Instruction, School of Education, Indiana University Bloomington
Professor, Science Education, Department of Curriculum and Instruction, School of Education, Indiana University Bloomington
Professor Emeritus, Learning Sciences, Department of Counseling and Educational Psychology, School of Education, Indiana University Bloomington
Associate Dean, Learning Sciences, Department of Counseling and Educational Psychology, School of Education, Indiana University Bloomington
Professor, Learning Sciences, Department of Counseling and Educational Psychology, School of Education, Indiana University Bloomington
Cognitive Science Program, College of Arts and Sciences, Indiana University Bloomington
