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William D. Evans, II Forensic Polygraph Examiner, JD, MS, A.C.P
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Ken Butler
A.C.P.
Mark Martin
M.S
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Dennis Doverspike
Ph.D.
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Nancy K. Grant
Ph.D.
Poly-Tech Associates, Inc.
Truth & Law Center
1185 South Main Street
Akron, OH 44301
P: 330.434.2344
4403 St Clair Ave
Cleveland, OH 44103
P: 216.241.4661
250 East Broad St.
Suite 200
Columbus, OH 43215
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