His son, Rowland Hill, famous as the originator of the modern postal system, introduced STV in 1840 into the world's first public election, for the Adelaide City Council, in which the principle of proportional representation was applied.
In 1791, Thomas Wright Hill courageously tried to save the apparatus of Dr Joseph Priestley from a mob in the Birmingham 'Church and King' riots of 1791—the offer was declined.
He was interested in astronomy, being a Fellow of the Royal Astronomical Society, and in computers, as is shown by a letter of his to Charles Babbage, dated 23 March 1836, among the Babbage manuscripts at the British Library, returning some logarithm tables that he had borrowed and adding "How happy I shall be when I can see such a work verified and enlarged by your divine machine".
In 1819, it moved again to a new purpose-built school designed by Rowland at Hazelbrook called Hazelwood on Hagley Road in Edgbaston.
In its original prospectus Hill says that "he will make it his study to excite [his pupils'] reasoning powers, and to induce in them habits of voluntary application ... he will always endeavour, by kindness and patience, to secure for himself their affection and esteem"; perhaps not revolutionary aims nowadays, but this was more than 25 years before Thomas Arnold became headmaster of Rugby or Charles Dickens wrote Nicholas Nickleby.
Hazelwood then became the home of Francis Clark and his wife Caroline (daughter of Thomas Wright Hill) and their large and growing family.
[6] Thomas Hill and his sons had strong political views which, at that time, were certainly radical, but always with the conviction that reforms had to come by persuasion, and constitutionally, not by violence.
A letter to his son Edwin, dated 15 May 1832, says "These my dear boy are stirring times ... the enthusiasm and unanimity of the mass who form the Birmingham Union is at once delightful and astonishing.
By excellent management the men of Haddington brought away two councilmen from Lauder and entertained them until the business was accomplished, so that now three delegates out of the five are sound reformers ...