George Steuart Mackenzie was born on 22 June 1780 and died in October 1848. On the death of his father in 1796, he succeeded to the baronetcy of Coul in Ross-shire. Mackenzie developed strong scientific interests as a young man, and was a Fellow of the Royal Societies of London and Edinburgh, eventually becoming Vice-President of the latter. He wrote books and articles on various topics, including mineralogy, phrenology and agriculture.
From The Continuum Encyclopedia of British Philosophy in Oxford Reference.