75 Economies of Scale Through Partnerships |Effectively managing port expansion and complex evolutions by LCDR Samuel Danus and CDR Baxter Smoak 80 Building Cyber Resiliency into Maritime Supply Chains by Paula de Witte, JD, Ph.D., and Chris Scarmardo 84 It is Not the Same Sea | Reconciling multiple waterway uses in the PAC- PARS by LCDR Sara Conrad 89 Complex Risk Factors and Cascading Consequences in the Maritime Supply Chain by Andrew Tucci, Dennis Egan, Christie Nelson, Ph.D., Fred Roberts, Ph.D., Latha Vijayagopal, and Ryan Whytlaw On Deck 4 Assistant Commandant’s Perspective by Rear Admiral Wayne R. Arguin Jr. 4 Champion’s Point of View by Kevin Kiefer 96 Chemical of the Quarter Understanding Methyl Alcohol by LT Luke Orr On the Cover: Advances in technology and greater demands for new, varied uses of our waterways are creating new challenges for those who work to ensure they remain healthy, safe, and viable for the future. Rocket photo: CRS­8 first stage landing courtesy of SpaceX. Getty images: Water drop by Salamatik; water ripple by alexx60; binary background by mycola; fish farm by Violetastock; and wind turbine farm by Blue Planet Studio Nautical Queries 100 99 97 Engineering Deck In The News Editorial Team Samantha L. Quigley Executive Editor Leslie C. Goodwin Graphic Designer Proceedings is published three times a year in the interest of safety at sea under the auspices of the Marine Safety & Security Council. Special permission for republication, either in whole or in part, except for copyrighted material, is not required, provided credit is given to Proceedings. The articles contained in Proceedings are submitted by diverse public and pri­ vate interests in the maritime community as a means to promote maritime safety and security. The views expressed by the authors do not necessarily represent those of the U.S. Coast Guard or the Depart­ ment of Homeland Security or represent official policy. Graphics provided by the Coast Guard and its licensors, unless otherwise indicated. Editorial Contact Email: HQS­DG­[email protected] Mail Commandant (CG­5PS) ATTN: Editor, Proceedings Magazine U.S. Coast Guard Stop 7509 2703 Martin Luther King Jr. Ave. S.E. Washington, DC 20593­7509 Web: www.dco.uscg.mil/proceedings Phone: (202) 372­2316 Subscription Requests Proceedings is free of charge and published in April, August, and December. Subscriptions: www.dco.uscg.mil/proceedings