The U.S. Postal Service made several leadership announcements, including the retirement of a top executive, the promotion of several other key leaders, and a series of functional alignments that aim to better position the organization to achieve operational excellence and financial stability. The changes include the announcement that David E. Williams, chief logistics and processing operations officer, intends to retire next year, capping a postal career that has spanned more than three decades. Other leadership appointments and structural modifications announced today include: *Isaac Cronkhite, who currently serves as chief human resources officer, will succeed Williams as chief logistics and processing operations officer. *Doug Tulino, labor relations vice president, will become chief human resources officer. *Katherine Attridge, collective bargaining and arbitration manager, will become labor relations vice president. *Tom Foti, product management executive director, will become product solutions vice president and report to Steve Monteith, who will become chief customer and marketing officer. *Marc McCrery, information technology vice president, will become technology applications vice president, and Bill Koetz, will serve as acting network and compute technology vice president. *Gary Reblin, product innovation vice president, will become innovative business technology vice president and report to Scott Bombaugh, who will become chief technology officer. *Linda Malone has been named engineering systems vice president after serving in the position in an acting basis since the summer. She will report to Bombaugh. *Simon Storey, employee resource management vice president, will become human resources vice president, and Jenny Utterback, human resources technology and innovation senior director, will become organization development vice president. *Jeff Adams has been named corporate communications vice president, a role he has served in an acting basis since the summer.