We speak to dog behaviourist Nanci Creedon who tells us more about how these restrictions and bans impact the behaviours of both the dogs themselves and their owners. Is there any evidence that these bans are in any way effective? And is there anything to suggest that certain breeds are inherently more aggressive?The Explainer is brought to you by The Journal. Providing open access to valuable journalism in Ireland has been the aim of The Journal for a decade. You can contribute to ensure we can keep questioning, investigating, debunking, explaining and informing at www.thejournal.ie/contribute/