What is David Speirs?
{{Infobox officeholder | honorific-prefix = [[The Honourable]] | name = David Speirs | honorific-suffix = [[South Australian House of Assembly|MP]] | image = Speirs (cropped).jpg | office = 44th [[Leader of the Opposition (South Australia)|Leader of the Opposition in South Australia]] | deputy = [[John Gardner (Australian politician)|John Gardner]] | term_start = {{start date|2022|04|19|df=y}} | term_end = | predecessor = [[Peter Malinauskas]] | successor = | office1 = Leader of the [[Liberal Party of Australia (South Australian Division)|South Australian Liberal Party]] | deputy1 = [[John Gardner (Australian politician)|John Gardner]] | predecessor1 = [[Steven Marshall]] | term_start1 = {{start date|2022|04|19|df=y}} | premier = [[Peter Malinauskas]] | office2 = Minister for Environment and Water | term_start2 = {{start date|2018|03|22|df=y}} | term_end2 = {{end date|2022|03|21|df=y}} | predecessor2 = [[Ian Hunter (politician)|Ian Hunter]] {{small|(as Minister for Sustainability, Environment and Conservation and as Minister for Water and the River Murray)}} | successor2 = [[Susan Close]] {{small|(as Minister for Climate, Environment and Water)}} | premier2 = [[Steven Marshall]] | constituency_AM3 = [[Electoral district of Black|Black]] | assembly3 = South Australian House of | term_start3 = 17 March 2018 | term_end3 = | predecessor3 = ''New seat'' | successor3 = | constituency_AM4 = [[Electoral district of Bright|Bright]] | assembly4 = South Australian House of | term_start4 = 15 March 2014 | term_end4 = 17 March 2018 | predecessor4 = [[Chloë Fox]] | successor4 = ''District abolished'' | birthname = David James Speirs | birth_date = {{Birth date and age|1984|12|15}} | birth_place = [[Ga