Alan J. Hackbarth

Adapting Workflow Technology to Design-Based Research: An Exploration of the Potential of Workflow Expressions to Provide Intermediate Representations of an Online Learning Environment

Alan J. Hackbarth, 2010 .

From Data Sharing to Data Mining: A Collaborative Project to Create Cyber-Infrastructure to Support and Improve Design Based Research in the Learning Sciences

Sharon J. Derry, Alan J. Hackbarth, Sadhana Puntambekar, 2013, CSCL.

Adapting workflow technology to design-based research: development of a method for organizing the "messiness" of research in technology-rich online learning environments

Julia Gressick, Sharon J. Derry, Alan J. Hackbarth, 2010, ICLS.

Workflow Visualization: Design, Development and Evaluation of a System to Support Design-Based Research and Sharing of Learning Interventions

Alan J. Hackbarth, 2012 .

Measuring Teachers' Algebraic Reasoning: Development and Preliminary Validation of a Video Assessment Task

Sharon J. Derry, Alan J. Hackbarth, Margaret J. Wilsman, 2006, ICLS.

A Cyberinfrastructure for Design-Based Research: A Collaborative Design Project Proposal. WCER Working Paper No. 2018-14.

Sharon J. Derry, Alan J. Hackbarth, Sadhana Puntambekar, 2018 .

Using Contrasting Case Activities to Deepen Teacher Understanding of Algebraic Thinking and Teaching

Alan J. Hackbarth, Margaret J. Wilsman, S. Derry, 2007 .