Dr Tim Harwood is an analytical chemist based at the Cawthron Institute in Nelson with specialised expertise in the field of marine biotoxin analysis and research. His current research focus is on methods of analysis for paralytic shellfish toxins, and fundamental research on the toxins responsible for ciguatera fish poisoning. Tim leads the MBIE-funded Safe New Zealand Seafood programme that has a research focus on micro-organism risks to seafood, including harmful algae, viruses and bacteria. The programme shares his vision for New Zealand to be a world leader in the safety of seafood exports and development of tools/systems for ensuring safety.