Power Moves | Cartier Chairman Retires, Cohen Leaves Donna Karan, Rag & Bone MD

LONDON, United Kingdom — BoF compiles the most important professional moves of the week.

Bamberger Retires from Cartier
Arnaud Bamberger, the executive chairman of Cartier UK, will retire in August. Bamberger, 69, has been with Cartier for 30 years in roles including managing director for the UK. Bamberger will be named honorary chairman of the company.

Cohen Leaves Donna Karan
Patti Cohen, executive director of global marketing at Donna Karan International, has stepped down from her position, having served the company for over 30 years. The company has yet to name Cohen's replacement.

Rag & Bone Taps Costello
Rag & Bone has appointed Helen Costello as international managing director, a newly created role based at the British brand's London head office. Costello joins with over 15 years of luxury business experience, most recently as global wholesale and franchise director at Bottega Veneta.

Kering Names CEO of Action Sports
Kering has named Todd Hymel as chief executive of action sports brands, a newly created position. Hymel, who joined Kering in 2008 and most recently served as chief operating officer of the group's sport and lifestyle division, will be based in Costa Mesa and continue to report to group managing director Jean-François Palus.

Lululemon Executive VP Exits
Delaney Schweitzer, executive vice president of global retail at Lululemon, is leaving the company, effective May 29. Schweitzer first joined the yoga-wear retailer in 2002. Her resignation follows Lululemon founder Chip Wilson's departure in February.

Teespring Hires Chatwani
Teespring Inc. has hired EBay executive Robert Chatwani as chief revenue and marketing officer, in an attempt to turn the startup from a custom t-shirt company into a broader e-commerce platform. Chatwani has worked for EBay for 12 years, where he served as chief marketing officer for North America since March. This is the first top-level executive hire at Teespring.

GQ Style Names Fashion Director
GQ Style has tapped Elgar Johnson as fashion director. Johnson was previously fashion director at men's fashion and lifestyle magazine Man About Town and will continue to consult for London-based designers including Christopher Raeburn and Astrid Andersen.

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Editor's Note: This article was updated on 15 May 2015 to reflect the news that Patti Cohen has left her role at Donna Karan.