We have a new publication in ACS Biomaterials Science & Engineering: R. Lei, E. A. Akins, K. C. Y. Wong, N. A. Repina, K. J. Wolf, G. E. Dempsey, D. V. Schaffer, A. Stahl, and S. Kumar (2021). Multiwell Combinatorial Hydrogel Array for High-Throughput Analysis of Cell–ECM Interactions. ACS Biomaterials Science and Engineering 7: 2453-2465 (PDF).