John McAdam has decades of business experience as a hired CEO, serial entrepreneur and instructor. He holds an MBA from the Wharton School and has taught strategic business planning at the Wharton ...

John McAdam (d. 1790) was renowned as an agricultural improver in Scotland, who owned the estates of Barbeth and Straiton. Given the clues in the subtitle, it has often been thought that Burns ...

Roads used to be made from clay, earth or chalk, but these materials were very messy. John McAdam thought it would be easier if the roads were covered in small stones and invented tarmac.