Our Team


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John Haglund

John Haglund has worked in large-scale assessment for over 20 years. He has developed Social Studies assessment materials and led Social Studies content development teams for state programs including Ohio, Rhode Island, Louisiana, Maryland, Wisconsin, Oklahoma, and West Virginia. He has managed cross-content assessment teams for high-stakes assessment programs in Colorado, Georgia, North Dakota, and Massachusetts.

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Raymond longoria

Ray graduated from the University of Texas at San Antonio with a bachelor's degree in Computer Science and has worked in software development for over twenty years, seven of those at Harcourt as a software developer. His experience in developing item development software led him to collaborate with a founding partner in the design of an enterprise item authoring tool that was used company-wide.

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Nicole case

Nicole has worked in large-scale assessment for over 15 years. She has developed assessment content and assets, including items, stimuli, rubrics, manuals, test blueprints, and appropriate guides for various statewide, high-stakes and formative assessment programs for both mathematics and science. She has also facilitated content and bias reviews, data reviews, as well as range-finding and standard-setting meetings. Her expertise also includes working effectively with various levels of technology-enhanced and innovative item types.

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hilary holt

Hilary has been developing Reading Language Arts and Social Studies assessments for state and custom projects since 1998. In addition to writing and editing items in a variety of formats, she has located public domain and permissioned passages and stimuli, tracked copyrights and permissions, constructed test forms, and facilitated item-writing workshops and item reviews. She has a bachelor’s degree in English from U.C. Berkeley.

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rene stofflett

René has a doctorate in science education, with expertise in Earth Science and over 30 years of experience in the field. She has worked for both academia and publishing companies. René served as the science (and sometimes mathematics) lead and team lead for Riverside Publishing K-12 state projects. She also worked in the Research Department at Riverside as a senior data analyst. She currently works as a science education consultant for curriculum and assessment products.

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Stacey Libby

Stacey Libby has been very successful working with large-scale assessments for over 15 years, with over 20 years of experience in the classroom teaching secondary and college-level mathematics. She has led various state-level assessment projects; managed content development teams; and successfully developed 1000s of items and assets, manuscripts, and test development plant for various levels of review. Her expertise also includes facilitating various meetings, such as content and bias reviews, data reviews, range-finding, and standard-setting .