Kenneth Aubrey has been terminated from the St. Paul-based software company effective immediately. Kris Tufto, an Image Sensing board member, was named interim CEO. Michael Doyle, a company director, also resigned from the board in protest of Aubrey's termination.

Jeffrey Graves will take over as chief executive officer and join the board of directors in May. The Eden Prairie-based company makes test systems and sensors.

Effective Friday, President and CEO Karen van Lith will no longer be employed by the Eden Prairie-based music software company. MakeMusic COO and CFO Karen VanDerBosch will serve as interim chief executive.

Eden Prairie-based GE Capital Fleet Services has promoted Kristi Webb as its new president and CEO. Webb joined the company in 1998 and was most recently general manager of GE Capital’s Dealer Finance business. She will replace Clarence Nunn, who was recently appointed chief commercial officer for GE Capital, Americas.

Kenneth Burdrick is no longer the CEO of Blue Cross and Blue Shield of Minnesota after just being appointed to the post in January. The board of directors decided the Eagan-based insurer “required a different style of leadership" after an internal investigation involving "concerns related to whether there had been adequate disclosure of some anticipated business activities." Scott Lynch, senior vice president and chief legal officer, was named interim Blue Cross CEO effectively immediately. The board expects to hire a new top executive in 60 to 90 days.

Boston Scientific has selected Johnson & Johnson executive Michael Mahoney as its new chief executive. Mahoney will replace retiring CEO Ray Elliott on Nov. 1.