Volume 4, Issue 1 came out late last month. Below is a list of articles, plus a farewell editorial from our outgoing Editor-in-Chief, Urbashi Mitra. Be sure to check them out if you find any of the topics interesting!

FEATURES

The Relationship of Discrete DCM and Directed Information in fMRI-Based Causality Analysis (Z. Wang, Y. Liang, D. C. Zhu, and T. Li)

Exploiting Diversity in One-Shot Molecular Timing Channels via Order Statistics (Y. Murin, N. Farsad, M. Chowdhury, and A. Goldsmith)

The Channel Capacity of Channelrhodopsin and Other Intensity-Driven Signal Transduction Receptors (A. W. Eckford and P. J. Thomas)

LETTERS

Toward High Capacity Molecular Communications Using Sequential Vortex Rings (M. Abbaszadeh, P. J. Thomas, and W. Guo)