Over the last decade Dr Styles has advised and mentored over 300 top executives and leaders, and consulted to a range of clients including: the Australian Public Service Commission, NSW Health, Australian National University, Department of Prime Minister & Cabinet, Australia Federal Police, NTU Executive MBA Singapore, Australian Government Department of Immigration and Border Protection, Bhutan Electricity Authority & Senior Government Officials and the China Ministry of Education. Between 2008 and 2012 he was a principal leadership consultant for the APSC-DFAT Leading Australia‘s Future in Asia-Pacific (LAFIA) SES training program; he led the design of the SES leadership development suite of programs implemented by the APSC from 2011-12; and, he designed, lead and researched the impact of an approach to applied behavioural psychology with systems engineering within the Museum of Australian Democracy and Australian Government Department of Finance between 2014 to 2017.