Dr. Ba­rac is cer­ti­fied in the field of ae­s­the­tic den­ti­stry and the ma­ny ca­ses he has trea­ted in this field testi­fy to his ex­pe­ri­ence. He is one of ap­pro­xi­mate­ly 450 den­tists among 55,000 den­tists in Ger­ma­ny who suc­cess­ful­ly pas­sed the cer­ti­fi­ca­ti­on in 2009 af­ter two ye­ars of in­ten­si­ve theo­re­ti­cal and prac­ti­cal trai­ning and examination.