I have 15 years of experience, and specialize in the field of information security with specific knowledge in the areas of computer forensics, electronic crime and computer investigations. I have published on such topics as anti-phishing, telephone security and cryptography. I have testified on caller-identification manipulation, telephony security and electronic crime. I have investigated and been prepared for testimony in many cases ranging from electronic fraud to civil cases involving celebrities. I have been the providing expertise to many government entities, as well as financial institutions, and am regarded as a world renowned expert in electronic fraud. I have published 2 books regarding these subjects, and have been utilized as a source of expertise by media regarding electronic crime.