How to Estimate ROI for Inspections, PSP, TSP, SW-CMM, ISO 9001, and CMMI

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This article shows software managers and engineers how to estimate ROI early, quickly, and accurately by applying practical top-down methods for rapidly producing authoritative estimates of ROI for popular approaches to SPI. These approaches include: Inspections, Personal Software Process (PSP), Team Software Process (TSP), Software Capability Maturity Model (SW-CMM), ISO 9001, and Capability Maturity Model Integration (CMMI).

About the author

David Rico's picture David Rico

David F. Rico is an ROI consultant. He’s worked for NASA, DARPA, DISA, Air Force, Navy, and participated in over 15 SW-CMM® initiatives. He’s been an international keynote speaker, published numerous articles, holds a BS in Computer Science, MSA in Software Engineering, and is pursuing a doctorate in IT. You can reach David at

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