The following people have contributed to the Travels in a Mathematical World Podcast this year:
Philip Maini (mathematical biology), Noel-Ann Bradshaw (maths history; evolutionary algorithms for finance), Joanna Hartley (public transport modelling), Sarah Shepherd (maths news), Nira Chamberlain (mathematical modelling projects), Neil Goldwasser (dyslexia support and adult numeracy), Adrian Bowyer (his career part 1 & part 2), Terry Lyons (Stochastic Analysis), Paul Shepherd (parametric models for architecture; decimation and subdivision of 3D models), Chris Bailey (maths of conservation and restoration), Jane Wess (maths collection at the Science Museum), Choi-Hong Lai (fluid dynamics), Mike Maher (transport modelling), John Sharp (maths & art), Chris Budd (industrial mathematics), Oliver Jensen (applied mathematics), Matt Parker (maths communication), David Fearn (magnetohydrodynamics), Eugenia Cheng (category theory), Terry Edwards (Chartered Mathematician), David Mitchell (channel coding & mathematicians in engineering) & David Spiegelhalter (statistics & public understanding of risk).
A huge thank you to all of them!