EXCLUSIVE: Jon Gosselin Hires Top Powerhouse Attorney For Upcoming Custody Battle

Jon Gosselin has hired experienced family law expert Mary Vidas to represent him in his custody battle with his wife Kate Gosselin, RadarOnline.com can exclusively report.

The Jon & Kate Plus 8 star recently fired his last attorney, Anthony List, after he blasted Kate as the pair try and settle their differences.

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Shortly after an online story quoted Anthony List blasting Kate Gosselin for being a “shameless promoter,” Jon Gosselin took to his Twitter to announce that he had fired List a week ago!

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“Mr. Anthony List Sr., Esq. is not my representing attorney; I terminated him on April 15, 2010,” Jon wrote last week.

List later told RadarOnline.com that he was only trying to protect his client and that he had not had official notice that he was off the case.

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But RadarOnline.com has learned today that Kate’s lawyer Mark Momjian has been notified that Vidas is now handling the case.

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Vidas, 50, is a highly respected Philadelphia lawyer who is described as having a ‘forceful personality’ – she made her name at the 400 strong attorney firm Blank Rome where she is now a partner

She grew up in New Jersey and has represented clients  from Cape May, New Jersey, to Lancaster to Scranton, Pa, and specializes in custody cases.

She lists her mentors as her father – a co-owner of the Acme Piano Co., a longtime fixture of Philadelphia commerce.

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She and her husband, a legislative affairs executive for a major oil company, live in Haddonfield, N.J.; they have two daughters, one attending the University of Miami Law School and the other, still in high school, is an enthusiastic rower.

Vidas spends her free time organizing parents to support the Haddonfield Crew Club. She enjoys theater, is a voracious reader and will engage in an occasional round of golf.

“A lot of lawyers also don’t like courtrooms. I’m not one of them – courtrooms have not bothered me,” she once revealed.

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Sources have told RadarOnline.com that both Jon and Kate are working behind the scenes to try and resolve their differences.

Vidas will represent Jon Gosselin at his next custody hearing at Berks County Court in Reading, Pennsylvania next month.