This is a conversation about a really important mission to improve health and safety. It's also about extreme difficulty, persistence, and how being professional might actually mean straying far outside your one specific professional domain. Hey, it’s Andrew, and this is Safety on Tap.  Since you're listening in, you must be a leader wanting to grow yourself and drastically improve health and safety along the way.  Welcome to you, you're in the right place.  If this is your first time listening in, thanks for joining us and well done for trying something different to improve! And of course welcome back to all of you wonderful regular listeners. Today my guest is Gareth Lock. Gareth doesn't easily fit in a box or under a single label, as you'll hear in a moment. Military, flying, human factors, HOP, and diving. I've wanted bring a conversation with Gareth to you for a while, for three reasons. First, the people I know and trust have said wonderful things about him. Second, he is generous - his writing, travel, courses, and social media contributions are a cut above the rest. Just following him on Linkedin for three months and that is like a mini-course on its own. And third, Gareth is tackling some wicked problems in the health and safety space, and I had to see what lessons he is learning from what is very tough work. Here's Gareth: