Tim Churches is an Australian medically-qualified epidemiologist and health informatician. He has experience in (and peer-reviewed publications on) many areas of public health and health services research, including population health surveillance, use of routinely-collected health data for epidemiological research, and record linkage.

He is an active editor of Wikipedia articles relating to bicycle helmets. He is the author or co-author of the following scientific papers and blogosphere articles relating to bike helmets, or has been mentioned or quoted in media reports also listed below (order is approximately chronological):

[1] [2] [3] [4] [5] [6] [7] [8] [9] [10]

  1. ^ Churches, T (November 2010). "Data and graphing errors in the Voukelatos and Rissel paper" (PDF). Journal of the Australasian College of Road Safety. 21 (4): 62–64. Retrieved 1 March 2013.{{cite journal}}: CS1 maint: date and year (link)
  2. ^ Churches, T (08-Dec-2010). "Cycling helmet laws: what does the evidence really say?". Croakey, the Crikey health blog. Retrieved 1 March 2013. {{cite web}}: Check date values in: |date= (help)
  3. ^ Moore, Matthew (30-Dec-2010). "Authors admit errors in study on bike helmets and head injuries". Sydney Morning Herald. Retrieved 1 March 2013. {{cite news}}: Check date values in: |date= (help)
  4. ^ Grzebieta, R (February 2011). "Retraction of the Voukelatos and Rissel paper on bicycle helmet legislation and injury". Journal of the Australasian College of Road Safety. 22 (1): 39. Retrieved 1 March 2013.{{cite journal}}: CS1 maint: date and year (link)
  5. ^ Churches, T (19-Dec-2011). "The cycle helmet debate continues..." Croakey, the Crikey health blog. Retrieved 1 March 2013. {{cite web}}: Check date values in: |date= (help)
  6. ^ Walter, Scott R.; Olivier, Jake; Churches, Tim; Grzebieta, Raphael (2011). "The impact of compulsory cycle helmet legislation on cyclist head injuries in New South Wales, Australia". Accident Analysis & Prevention. 43 (6): 2064–2071. doi:10.1016/j.aap.2011.05.029. ISSN 0001-4575. PMID 21819836. Retrieved 24 February 2013. {{cite journal}}: Unknown parameter |month= ignored (help)CS1 maint: date and year (link)
  7. ^ Olivier, Jake (2012). "Response to Rissel and Wen: 'The possible effect on frequency of cycling if mandatory bicycle helmet legislation was repealed in Sydney, Australia: a cross sectional survey'". Health Promotion Journal of Australia. 23 (1): 76. doi:10.1071/HE12076. PMID 22730946. {{cite journal}}: Unknown parameter |coauthors= ignored (|author= suggested) (help)http://www.publish.csiro.au/paper/HE12076.htm
  8. ^ "Cycling rates are up, despite creaky knees". ABC Environment blog. Australian Broadcasting Corporation. 18-July-2012. Retrieved 1 March 2013. {{cite web}}: Check date values in: |date= (help)
  9. ^ Walter, Scott R.; Olivier, Jake; Churches, Tim; Grzebieta, Raphael (2013). "The impact of compulsory helmet legislation on cyclist head injuries in New South Wales, Australia: A response". Accident Analysis & Prevention. 52: 204–209. doi:10.1016/j.aap.2012.11.028. ISSN 0001-4575. PMID 23339779. Retrieved 24 February 2013. {{cite journal}}: Unknown parameter |month= ignored (help)CS1 maint: date and year (link)
  10. ^ Churches, Tim. "The benefits of reproducible research: a public health example". Tim Churches (self-published blog article). Retrieved 22 March 2013.

Tim Churches also actively comments on bicycle helmet articles which appear in The Conversation. His contributions can be reviewed here: http://theconversation.edu.au/profiles/tim-churches-3690/activities He is currently working on an updated meta-analysis of bicycle helmet effectiveness, for which he has received no funding from any party. He has no relationship with and receives no funding or remuneration from any helmet manufacturer, wholesaler or retailer, nor any government departments or committees with responsibility for cycling or road safety policy. He has no association with any organisation or web site that engages in any form of promotion of, protest against or lobbying about the wearing of bicycle helmets or mandatory bicycle helmet laws in Australia or elsewhere.