signatures. The petition was tabled in the House of Representatives by Labor MP Andrew Leigh on 9 November 2020. In January 2021, Turnbull joined the board of the International Hydropower Association as a non-executive member, also becoming a co-chair of the organisation's International Forum on Pumped Storage Hydropower. Personal life Turnbull is married to Lucy Turnbull (), who was the Lord Mayor of Sydney from 2003 to 2004 and has held a number of other prominent positions. The couple were married on 22 March 1980 at Cumnor, Oxfordshire, by a Church of England priest while Turnbull was attending the University of Oxford. They live in the eastern suburbs of Sydney. Turnbull and Lucy have two adult children, Alex and Daisy, and , three grandchildren. Alex Turnbull is married to Yvonne Wang, who is of Chinese descent. The use of Bligh as a male middle name is a tradition in the Turnbull family. It is also Turnbull's son's middle name. One of Turnbull's ancestors was colonist John Turnbull, who named his youngest son William Bligh Turnbull in honour of deposed Governor William Bligh at the time of the Rum Rebellion. Religion Raised Presbyterian, Turnbull became agnostic in the beginning of his adult life and later converted to Roman Catholicism "by mid-2002"; his wife's family is Roman Catholic. However, he has found himself at odds with the church's teaching on abortion, stem cell research and same-sex marriage. Turnbull supported legislation relaxing restrictions on abortion pill RU486, and he also voted for the legalisation of somatic cell nuclear transfer. He did so despite vocal opposition to both proposals by Cardinal George Pell, the then-Archbishop of Sydney. Personal wealth In 2005, the combined net worth of Malcolm and Lucy Turnbull was estimated at 133 million, making him Australia's richest parliamentarian until the election of billionaire Clive Palmer in the 2013 election. Turnbull made the BRW Rich 200 list for the second year running in 2010, and although he slipped from 182 to 197, his estimated net worth increased to 186 million, and he continued to be the only sitting politician to make the list. Turnbull was not listed in the 2014 list of the BRW Rich 200. As of 2015, his estimated net worth is in excess of 200 million. Honours On 1 January 2001, Turnbull received the Centenary Medal for services to the corporate sector. In the 2021 Australia Day Honours, he was