Buller, S., Helander, P., Smith, H., Mollen, A., Newton, S., & Puszai, I. (2020). Recent progress on neoclassical impurity transport in stellarators with implications for a stellarator reactor. Talk presented at Joint Varenna-Lausanne International Workshop on Theory of Fusion Plasmas. Lausanne. 2020-10-12 - 2020-10-16.