... condensed into (or at a minimum contain) four critical steps: analysis, design, coding, and testing Agile Software Development in Practice 27 Copyright â 20 07, IGI Global. Copying or distributing in ... with XP, and also to inform developers regarding new concepts in program development (Ambler, 20 01a, 20 01 -20 02; Fowler, 20 01; Lindstrom & Jeffries, 20 04; Palmer, 20 00; Willis, 20 01). For ... set of principles for conducting and evaluating interpretive eld studies in information systems. MIS Quarterly, 23 (1), 67-93. Agile Software Development in Practice 23 Copyright â 20 07, IGI...