Trivia question

[AussieMick]

Argh! Roger! I thought I could string it out longer.

Seriously, well done. You got it .... and saved me struggling for hints.

Erethism
"Mad hatter disease is a form of chronic mercury poisoning. Depending on the level of exposure, it can cause symptoms like vomiting, skin rashes, tremors, twitching, and excitability. The condition is called “mad hatter disease” because it commonly affected hat makers in the 18th to 20th centuries"

Alice In Wonderland had a 'Mad hatter' and it seems that 'Boston' (David had half the name in his Post as part of the address) Corbett suffered from a mental illness and worked as a Hatter for some time.

BTW Dodgson came up with some inventions including a voting system
https://en.wikipedia.org/wiki/Dodgson%27s_method
"The method searches for a majority-preferred winner; if no such winner is found, the method proceeds by finding the candidate who could be transformed into a Condorcet winner with the smallest number of ballot edits possible, where a ballot edit switches two neighboring candidates on a voter's ballot"