SapientNitro rehired Jeff Collins as creative director, experience design.

InVNT hired Catherine O’Neal as director of strategic accounts.

CP+B hired David Measer as group planning director in the Los Angeles office, where he will lead planning for the Microsoft Windows account.

Eric Mower + Associates promoted Ryan Garland to associate media director.

EXelate hired Eugene Becker as senior vice president of product management.

MDC Partners hired Raffi Grigorian, former chief operating officer of Omnicom’s Eventive Marketing, as managing director.

Odysseus Arms named David Zheng as president.

Cory Berger joined Pereira & O’Dell as managing director of the New York Office.

The Weather Channel (Weather) named Michael Rubin, vice president of long form for MSNBC, to lead the long form programming group at Weather. Rubin will be responsible for all aspects of long form programming and will continue in his current role at MSNBC.

Liz Musch has been named global CEO of Ipsos ASI.