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Discovery Education Curriculum Team

  • Dale Fulton

    Dale Fulton

    Chief Academic Officer

    Dale started his career as a classroom teacher and served as a curriculum supervisor, director of high school instruction, and associate superintendent of curriculum and instruction in the largest school district in Maryland.

  • Dale Fulton

    Marty Creel

    Chief Academic Officer / Vice President, Curriculum & Instruction

    With over 26 years experience as an educator, Marty Creel leads Discovery Education’s innovative curriculum and instruction team. Marty began his career as an engaging social studies teacher known for creative use of technology to deepen learning. As a district-wide curriculum, instruction, and professional development leader in a large urban/suburban school system he was the architect for a thoughtful transition to instructional standards that empower teachers and principals as instructional leaders.

  • Mr. William McDonald

    William McDonald

    Vice President, Techbook Curriculum Development

    Over the past 41 years, Bill has been an elementary and middle school science, mathematics, and technology teacher, science coordinator, director of K-12 curriculum, and director of elementary instruction and achievement. He has also been principal investigator for two NSF Science systemic change grants and several Howard Hughes Medical Institute grants. He oversees the Techbook curriculum development for science, social studies, and mathematics.

  • Mr. Matthew Cwalina

    Matthew Cwalina

    Senior Director, Learning Initiatives

    Matthew has over 16 years educational experience, serving as a middle school teacher, high school teacher, K-12 lead teacher, and Director of Curriculum and Instruction. He was also a member of the Critical Stakeholder Review Team for the Next Generation Science Standards.

  • Dr. Patricia A. Hagan

    Dr. Patricia A. Hagan

    Director of K-8 Science

    Patricia has over 35 years experience as a classroom teacher, department chair, and district curriculum coordinator. Patricia is also an Educational Consultant, Principal Investigator for the NSF Local Systemic Change Grant and national expert in implementing the 5E instructional model.

  • David Marsland

    David Marsland

    Content Specialist, K-12 Science

    David has 38 years of experience in science education as a 6-12 classroom teacher, department chair, district science advisor, curriculum specialist, and teacher trainer. He taught both students and teachers in the United Kingdom and Africa before becoming a Curriculum Developer and later a Director of Science Teacher Professional Development at the Smithsonian Institution.

  • Daniel Byerly

    Daniel Byerly

    Director, Social Studies

    Dan taught high school Social Studies, including U.S. History and Geography, and later served as a middle school instructional coach. He was a K-12 Social Studies supervisor and preK-12 curriculum director in Washington, D.C.

  • Kevin Jenkins

    Kevin Jenkins

    Content Specialist, Social Studies

    Kevin was a middle and high school Social Studies teacher. He was the content lead for the Maryland High School Assessment and served as a specialist at the Maryland State Department of Education.

  • Patrick Vennebush

    Patrick Vennebush

    Director of Mathematics

    Patrick began his career as a middle and high school mathematics teacher in Pennsylvania. He served as Associate Director for PBS TeacherLine, Online Projects Manager for NCTM Illuminations, and chair of the MathCounts Question Writing Committee.

  • Peg Hartwig

    Peg Hartwig

    Content Specialist, Mathematics

    Peg was a classroom teacher in Wisconsin, spending more than 20 years teaching middle and high school mathematics. She also developed curriculum for high school mathematics and developed and led professional development initiatives.

  • Marjan Hong

    Marjan Hong

    Mathematics Techbook Content Specialist

    Marjan taught high school mathematics in both Utah and North Carolina and served as department chair. She also developed curriculum and assessments for secondary math and conducted professional development in the U.S. and Thailand.