David Foley is Head of Treasury at BNP Paribas Bank Ireland. A normal day involves analysing the books, positions and liquidity flows, meeting clients, dealing with compliance issues and discussing strategy with colleagues. However, this day is June 24th 2016 and the possibility of the UK leaving the EU has just become reality and markets are trying to digest the news....

As a senior relationship partner, and head of AIB Corporate Banking Ireland's international financial services sector, Diarmuid O'Neill has worked with corporates in a variety of sectors such as telecoms, medical device, software, food & beverage and Asia Pacific. Key to success in such a role is continuous professional development, says O'Neill, who has just graduated from the Harvard Business School Program for Leadership Development.