IDEAS FOR A BRIGHTER FUTUREISSUE SPECIALCITIES DESIGNING SOLUTIONSA TEMPORARY REFUGE BECOMES HOMEWALKING THROUGH A MEGALOPOLISRATS—THEY’LL ALWAYS BE WITH US04.2019Strategic Investing takes us beyond the numbers. That’s why over 350 of our experts go out in the fi eld to examine investment opportunities fi rsthand; like mobile payment adoption in new markets around the world. Our rigorous approach helps us select and manage investments for our funds. Put our strategic investing approach to work for you today. troweprice.com/fullstory | 1-877-872-5475 Consider the investment objectives, risks, and charges and expenses carefully before investing. For a prospectus or, if available, a summary prospectus containing this and other information, call 1-877-804-2315. Read it carefully. All funds are subject to market risk, including possible loss of principal. T. Rowe Price Investments Services, Inc. Distributor.Your investments deserve the full story.Numbers tell only half the story.APRIL 2019 CONTENTSFURTHER 20SPECIAL ISSUE: CITIES17 8On the Cover Completed in 1932, Sydney Harbor Bridge leads the way into the glittering modern downtown of Australia’s largest city. VINCENT LAFORET THE BIG IDEA To Live Together, We Must Make Compromises Urban life inevitably involves trade-offs. We may reap huge benefits in return for suffering enormous disadvan- tages when we choose between issues such as individual freedom and community interests, and between social ties and anonymity. BY JARED DIAMOND Double Vision Eight seconds is all it takes to create astounding images that capture the energy of the world’s most vibrant cities from more than one angle. PHOTOGRAPHS BY NICOLAS RUELINFOGRAPHIC Cities of the Future What should cities be like in 2050 when an estimated 6.7 billion people live in them? We asked the architec- tural and city planning firm SOM to imagine those urban centers; the group created a vision based on 10 principles. Among them: putting ecology first; building an econ- omy that supports the best use of resources; and promoting culture and livability.ALSO Smart (Kansas) City Skiing Copenhagen Robots and Drones