William J. Bodziak holds an MS in forensic science and has spent over 44 years in the field of footwear and tire evidence. He created the first technical conferences on footwear and tire evidence held in 1983 and 1984, taught the subsequent forensic footwear courses at the FBI Academy, and organized the first International Symposium on Footwear and Tire evidence at the FBI Academy in 1994. He has instructed classes in the forensic examination of footwear and tire evidence on over 150 occasions throughout the United States and in other countries and has provided testimony on over 500 occasions in the US, Canada, South Africa, Israel, Guam, Saipan, Puerto Rico, and the US Virgin Islands. He has written three other books, several book chapters, and many journal articles. He has been an active member and participated in numerous professional organizations throughout his career.