Kelsey Byers (@plantpollinator) has posted a very useful list of talks and posters at Evolution 2018 Montpellier on Heliconius and related topics such as mimicry and Ithomiini.

See: https://twitter.com/eratosignis/status/1029394638539509760

and:

https://docs.google.com/document/d/1WC8P5ai7k34g24S0XxkZ3pnkZm-DF-WLEKwSJvBUmgI