Letters to the Future An Essay from Field Notes on Science and Nature by John D. Perrine & James L. Patton The lapse of many yearsThe Grinnell SystemJim's systemJohn's systemRecord them all+3 More
Complete and consistent requirements An architect who needs complete and consistent requirements to begin work, though perhaps a brilliant builder, is not an architect. Mark W. Maier & Eberhardt Rechtin, The Art of Systems Architecting What the problem isThe heart of systems engineeringA late change in requirements is a competitive advantage architecturedesign