Early life Gans was born in
Prague,
Kingdom of Bohemia to Ashkenazi Jewish parents, and likely related to
David Gans, who settled there in 1564.
England He is first mentioned in his professional capacity at
Keswick,
Cumberland, in 1581. He worked at the
Newlands mine managed by
Richard Dudley and implemented some technologies outlined by
Lazarus Ercker. Gans introduced a new process for the "making of Copper, vitriall, and
Coppris, and
smeltinge of Copper and leade
ures". Gans figured in the English state papers of the reign of
Elizabeth I which include a full description of his operations written by a colleague
George Nedham. although others have suggested Joabin is named after
Joab, the commander of
King David's army and David's co-conspirator in
Uriah the Hittite's death. ==References==