Advancing the Science and Engineering the Systems of Model-Based Drug Development Cognigen Corporation, a division of Simulations Plus provides strategic clinical pharmacology and pharmacometric consulting services, PK/PD model development, clinical trial simulations, exposure-response evaluations, and related data management services including analysis dataset creation and documentation. Cognigen’s multidisciplinary scientific teams reliably deliver high quality comprehensive technical reports synthesizing analysis findings to enable knowledge-based decision-making at critical regulatory and drug development milestones. Our PERSPECTIVE Hypertext Data Analysis Mapping software and Internet-based client collaboration strategy allows integrated project teams real-time collaborative review of results and ensures relevant actionable findings.