Prof. Prieto received a degree in electronic engineering in 1991 from Francisco JosÃ© de Caldas Distrital University, a degree in physics in 1992 from the National University of Colombia, and his M.Sc. in electrical engineering in 1995 from Andes University, all in BogotÃ¡, Colombia. He received his Ph.D. in 2000 in industrial automation from the Institut National des Sciences AppliquÃ©es at Lyon, France and from the Ã‰cole deTechnologie SupÃ©rieure, UniversitÃ© du QuÃ©bec, MontrÃ©al, Canada. His Ph.D. dissertation was developed in cooperation between the two universities. He joined the National University of Colombia at Manizales in February 2000 as a professor. Since his PhD studies and as a professor, his research activities have been focused on computer vision, image processing, automated inspection systems, and pattern recognition. He has been working on various research projects, some of them international, with research groups from Canada, France and Mexico. As a result of his research work he has produced more than fifty scientific papers in conferences and journals and he has supervised thirteen graduate students (Master and PhD). He has been participating as a committee member in many national and international conferences. He also has been a reviewer for many national and international academic journals.