CONTENTS :
FOREWORD Gareth Cook viii
INTRODUCTION MariaPopova x
I. YOU
DANCING IN THE AIR 2
John Huet, Dave Nadeau, Chin Wang, Marne Mayer, Karen Frank, Nick Galac, Amy Brachmann & Rebecca Nordquist ESPN The Magazine
WHERE HAVE ALL THE ELMERS GONE? 4
Allison McCann & Nate Silver
Five ThirtyE ight.com
WEDDING COSTS, STATE BY STATE 6
Alissa Scheller, Ashley Reich & Katy Hall
Buffington Post
THE UNHEALTHY OFFICE 8
Laura Stanton & Bonnie Berkowitz
Washington Post
2,000 CALORIES 10
Darcy Eveleigh, Tony Cenicola,
Troy Griggs, Josh Barro, David Leonhardt
& Claire Cain Miller nytimes.com
THE TRUTH ABOUT STARTUPS 12
Kristin Lenz, Kris Frieswick, Susan Coleman, Carmen Cotei
& Joseph Farhat In c.lvfagaz ine
BASEBALL BORDERS 14
Tom Giratikanon, Josh Katz, David Leonhardt & Kevin Quealy New York Times
HOW EBOLA ATTACKS 16
Patterson Clark Washington Post


NAMES BY PROFESSION 18
Mark Edmond verdantlabs.com
FOLLOW THE SPOT 20
Robert Nippoldt, Christine Goppel
& David Ehlert Hollywood in the 30s
BEER ON TWITTER 22
Ate Poorthuis & Matthew Zook The Geography of Beer: Regions, Environment , and Societies
Y 0 U R L I FE , I N WEEKS 24
Tim Urban waitbutwhy .com
I I. US
GLOBAL FRUIT BOWL 28
Susan Welchman, Juan Velasco, Paulette Tavormina , John Grimwade, Maggie Zackowitz & Alex Stegmaier National Geographic
WOMEN OF ISIS 32
Karishma Sheth & Thomas Alberty
New York Magazine
WHAT A SOLDIER's ARM IS WORTH 34
Alberto Cuadra Washington Post
THE GLOBAL FLOW OF PEOPLE 36
Nikola Sander, Guy J. Abel
& Ramon Bauer Science
INTRODUCING THE PIANOGRAM 38
Joseph Yuen JoeyCloud.net
AMERICA'S GOP, SPLIT 40
Alexandr "Sasha" Trubetskoy
ispol.com/sasha
WHO COOKED WITH YOU? 42
Christopher Cristiano, Mary Jane Weedman, Kate Copeland, Rob Patronite, Robin Raisfeld, Thomas Alberty & Adam Moss New York Magazine


C 0 M M UTE R S C I E N C E 44
Ryan Morris, Catherine Zuckerman
& Juan Velasco National Geographic
LETTERS IN A WORD 46
David Taylor prooffreader.com
HOW FAST DO IDEAS MOVE? 48
Giorgia Lupi, Simone Quadri, Gabriele Rossi, Glauco Mantegari, Pietro Guinea
Montalvo, Davide Ciuffi (all at Accurat)
& Katie Peek Popul ar Science
CHESS TRENDS 50
Randy Olson randalolson.com
THE SCIENCE GENDER GAP 52
Melissa Lewis, Kay Watson, Katie Hill, Jen Christiansen , Amanda Hobbs
& Seth Fletcher Scientific American
SPURIOUS CORRELATIONS 54
Tyler Vigen tylervigen .com
WHERE MILITANTS COME FROM 56
Gene Thorp Washington Post
DEATHS IN DAY CARE 58
Lazaro Gamio Washington Post
WHAT DO AMERICANS SPEAK? 60
Ben Blatt Slate
LITERATURE, BROKEN DOWN 62
Pop Chart Lab PopChartLab.com
A DAY IN THE LIFE OF A PRO ATHLETE 64
Luke Knox, Shira Springer, Chiqui Esteban
& Joe Sullivan Boston Globe
ALL THE GUNS 66
Richard Johnson, Alberto Cuadra,
Todd Lindeman , Kennedy Elliott
& Ted Mellnik Washington Post
BRO MAP 68
Nikhil Sonnad Quartz
THE MONEY - GO-ROUND 70
Lee Simmons, Josef Reyes, Valerio Pellegrini
& Sarah Fallon WIRED
WATER WAR AND PEACE 72
Wesley Grubbs, Mladen Balog, Ri Liu, Nick Yahnke, Shujian Bu (all at Pitch Interactive Inc.) & Katie Peek
Popular Science
BOY-BAND BLUEPRINT 74
Heather Jones & Emily Barone Time
STYROFOAM POPULATION 76
Ewa Tuteja desiqntransfer gallery in Berlin
III . MATERIAL WORLD
A FAMILY TREE OF GLOW 80
Eleanor Lutz Tabletop Whale, tabletopwhale.com
BABY ANIMALS 82
Richard Johnson & Bonnie Berkowitz
Washington Post
HOW WE PAY 84
Lily Chow, Ben Gibson, Elizabeth Dexheimer,
Robert Friedman , Ronald Henkoff
& Siung Tjia Bloomberg Markets Magazine
SECRETS OF IL DUOMO 86
Fernando G. Baptista, Matthew Twombly, Daniela Santamarina, Jose Miguel Mayo, Margaret Ng, Whitney Smith, Lauren James, A. R. Williams , Fanna Gebreyesus & Elizabeth Snodgrass National Geographic
DRONE DOWN 96
Alberto Cuadra, Emily Chow
& Craig Whitlock Washington Post
NATIVE HORSES 98
Fernando G. Baptista, Aldo Chiappe, Debbie Gibbons, Matthew Twombly, Jane Vessels & Patricia Healy
Nati onal Geographic
INSIDE A DEADLY RECALL 100
Guilbert Gates New York Times
HOW SPRING WILL CHANGE 102
Katie Peek, Todd Detwiler , Jonathon Kambouris,
Joel Kimmel, Amber Williams & Kate Baggaley
Popular Scienc e
TIME TRAVEL 104
Carl De Torres, Erik Carnes, Seth Kadish,
Sarah Fallon, Lexi Pandell, Billy Sorrentino,
Caleb Bennett & Allie Fisher WIRED
DOMINANT, ANCIENT, E.XTINCT 106
Jonathan Corum & Samuel M. Gon III
Ne w York Times
NOT JUST UNIQUE 108
Andy Brunning Compound Interest,
www.compoundchem.com
POOP TO POWER 110
Bonnie Berkowitz & Todd Lindeman
Washington Post
PORTRAIT OF A FISH 112
Fernando G. Baptista & Shizuka Aoki
National Geographic
CALlFORNlA DRYING 116
Kyle Kim & Thomas Suh Lauder
Los Angeles Times
THE PLANET's TOP KILLERS 118
Carl De Torres, Luke Shuman, Ian Saunders,
Josh Daniel, Anu Horsman & David Roodman
gatesnotes.com
ROSETTA, PHILAE, AND THE COMET 120
Jasiek Krzysztofiak, Kelly Krause,
Wesley Fernandes & Elizabeth Gibney
Nature
A PLANE VANISHES 122
Sergio Pecanha, Timothy Wallace,
Derek Watkins & Archie Tse
New York Times
FIGHT FOR "FIRST BIRD" 124
Emily Willoughby, Jasiek Krzysztofiak,
Kelly Krause, Wesley Fernandes,
Ewen Callaway & Vladimir Nikolov
Nature
WEATHER RADIALS 126
Timm Kekeritz weather-radials.com
OLYMPIC VISION 128
Wilson Andrews, Larry Buchanan, Joe Burgess,
Shan Carter, Ford Fessenden, Mika Grondahl,
Jeremy White, Angel Franco & Richard Perry
New York Times
LEGO STORY 130
Elise Craig, Sarah Fallon, Josef Reyes
& Todd Tankersley WIRED
FORGOTTEN WORLD 132
Ryan Morris National Geographic
IV. INTERACTIVE
By Simon Rogers
WIZARDS' SHOOTING STARS 136
Todd Lindeman & Lazaro Gamio
WashingtonPost.com
INSIDE THE GREAT FIREWALL 138
Sisi Wei, Lena Groeger, Mike Tigas,
Yue Qiu & Scott Klein ProPublic a.org
THE COLORS OF MOTION 140
Charlie Clark thecolorsofmotion .com
URBAN LAYERS 142
Greta Dimitrova & Kiril Mandov
morphocode.com
A CAREER AT BAT 144
Shan Carter, Joe Ward & David Waldstein
New York Times
A MAP OF EVERY SATELLITE 146
David Yanofsky & Tim Fernholz Quartz
A DAY IN THE LIFE OF A TAXI 148
Chris Whong nyctaxi.herokuapp.com
BORN HERE, DIED THERE 150
Maximilian Schich, Mauro Martino,
Kerri Smith, Charlotte Stoddart
& Alison Abbott Nature.com
WHAT THE WORLD EATS 152
Fathom Information Design,
Xaquin Gonzalez Veira, Jason Treat,
John Kondis & Alex Stegmaier
NationalGeographic.com
NYCHENGE 154
Andrew Hill, Sergio Alvarez, Javier Alee
& contributors to Open Street Map
nychenge.com
Best American Infographics 156
Brain Trust