This article discusses the consulting business and different methods of the consulting industry's founding fathers. Arthur Dehon Little is mentioned as the founder of Arthur D. Little, one of the first strategy consulting firms, in 1909. He was a chemist who taught papermaking at Massachusetts Institute of Technology. He specialized in technical research and "management engineering", and conducted analytical studies, the precursor of the consulting studies for which his firm would later become famous. Each challenge, he believed, demanded a unique solution.