Congratulation to Pengtao Lu on his just-accepted manuscript in Polymer Chemistry. This work will be part of a themed issue on Pioneering Investigators 2019 and teaches methods for synthesizing ROP-ROMP block copolymers in entirely metal-free fashion. Here is the URL for the work: https://pubs.rsc.org/en/content/articlelanding/2018/py/c8py01417e#!divAbstract