Wieden+Kennedy Portland rehired Tom Blessington as managing director after a four year sojourn at TBWA/Chiat/Day and promoted Jelly Helm and Steve Luker to creative directors. Luker will still work on the Nike account in addition to office-wide creative director tasks and Helm will proceed with the agency's training program, WK12, until a replacement is found. ... Arnold Worldwide's global chief creative officer, Ron Lawner, is retiring at the end of 2006, ending a 25-year run with the agency in which he brought home all manner of awards for his work. ... El Segundo's 72andSunny added Rob Abeyta, Jr. as an art director. Abeyta, Jr. was most recently an art director at Nike and has been curating 72andSunny's Zune Arts Program. ... Philadelphia's Concrete Pictures hired Kevin Lahr, formerly executive producer at PBS, as producer. ... Orlando's PUSH added Erik Schroeder, formerly of Lowe Worldwide, as director of marketing. ... Boulder's Texture Media hired Brian O'Shea, formerly of Deutsch/Los Angeles, as account director, to work alongside Crispin, Porter + Bogusky on interactive projects. ... Los Angeles' Siegel+Gale promoted Jason Cieslak to managing director of the LA office.