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<br /> IN THIS ISSUE:<br /> 1MBOFUBSZ'PVOEBUJPOT…-JHIUFOJOH4USFOHUI…6OEFS0OF3PPG<br /> VOLUME LXXV, NUMBER 1, SPRING 2012<br /> 70-6.&-997 /6.#&3 413*/(<br /> 2 www.caltech.edu<br /> Stay connected to campus, wherever you are.<br /> 3 From the President<br /> 4 Random Walk<br /> ,JMMFS"TUFSPJET…$FMM1IPOF.FEJDJOF…8BUFSZ$PNFUT…"OE.PSF<br /> 14 From the Ground Up<br /> #:,"5):47*5*-<br /> Three of Caltech's newly minted assistant professors talk about their experiences as they work<br /> to recruit students, grow collaborations, and build a research program.<br /> 18 A Sea Urchin's Life<br /> #:."3$64800<br /> With the help of the humble sea urchin, biologists are discovering how nature builds organisms<br /> from scratch.<br /> 24 Big Small Things Happening Here<br /> #:,*..'&4&/."*&3<br /> Existing matter is being transformed into new materials by taking advantage of the strange and<br /> wonderful things that happen at the nanoscale.<br /> 32 Caltech's <a title="E&amp;S Spring 2012 page 1" href="http://viewer.zmags.com/publication/9de7ce6a?page=1"> IN THIS ISSUE: 1MBOFUBSZ'PVOEBUJPOT…-JHIUFOJOH4US</a> <a title="E&amp;S Spring 2012 page 2" href="http://viewer.zmags.com/publication/9de7ce6a?page=2"> 70-6.&-997 /6.#&3 413*/( 2 www.caltech.edu </a> <a title="E&amp;S Spring 2012 page 3" href="http://viewer.zmags.com/publication/9de7ce6a?page=3"> 14 From the Ground Up #:,"5):47*5*- Three of Calt</a> <a title="E&amp;S Spring 2012 page 4" href="http://viewer.zmags.com/publication/9de7ce6a?page=4"> www.caltech.edu STAY CONNECTED NO MATTER WHERE YO</a> <a title="E&amp;S Spring 2012 page 5" href="http://viewer.zmags.com/publication/9de7ce6a?page=5"> Dear alumni and friends of Caltech, At Caltech, </a> <a title="E&amp;S Spring 2012 page 6" href="http://viewer.zmags.com/publication/9de7ce6a?page=6"> Random Art collector and author Gertrude Stein </a> <a title="E&amp;S Spring 2012 page 7" href="http://viewer.zmags.com/publication/9de7ce6a?page=7"> alk THINGS THAT CAUGHT OUR EYE . . . </a> <a title="E&amp;S Spring 2012 page 8" href="http://viewer.zmags.com/publication/9de7ce6a?page=8"> RANDOM WALK 6 ENGINEERING & SCIENCE SPRING </a> <a title="E&amp;S Spring 2012 page 9" href="http://viewer.zmags.com/publication/9de7ce6a?page=9"> C Com the t a co imag math know ONQUERING SHAPE</a> <a title="E&amp;S Spring 2012 page 10" href="http://viewer.zmags.com/publication/9de7ce6a?page=10"> OCEANS OF WATER IN A PLANET FORMING DISK Water e</a> <a title="E&amp;S Spring 2012 page 11" href="http://viewer.zmags.com/publication/9de7ce6a?page=11"> to have been hot and dry.” Earth's water, then, m</a> <a title="E&amp;S Spring 2012 page 12" href="http://viewer.zmags.com/publication/9de7ce6a?page=12"> She's helping people in developing countries get </a> <a title="E&amp;S Spring 2012 page 13" href="http://viewer.zmags.com/publication/9de7ce6a?page=13"> DIAL M FOR MEDICINE In many rural areas across th</a> <a title="E&amp;S Spring 2012 page 14" href="http://viewer.zmags.com/publication/9de7ce6a?page=14"> RANDOM WALK 15,500 FEWER THINGS TO WORRY ABOUT</a> <a title="E&amp;S Spring 2012 page 15" href="http://viewer.zmags.com/publication/9de7ce6a?page=15"> were built by the Space Dynamics and A</a> <a title="E&amp;S Spring 2012 page 16" href="http://viewer.zmags.com/publication/9de7ce6a?page=16"> FROM THE GROUND UP By Kathy Svitil</a> <a title="E&amp;S Spring 2012 page 17" href="http://viewer.zmags.com/publication/9de7ce6a?page=17"> The transition from postdoc to professor is a piv</a> <a title="E&amp;S Spring 2012 page 18" href="http://viewer.zmags.com/publication/9de7ce6a?page=18"> to factor in how long it will take some- one else</a> <a title="E&amp;S Spring 2012 page 19" href="http://viewer.zmags.com/publication/9de7ce6a?page=19"> bridge over every single hole that they could fal</a> <a title="E&amp;S Spring 2012 page 20" href="http://viewer.zmags.com/publication/9de7ce6a?page=20"> By Marcus Woo The humble sea urchin is hel</a> <a title="E&amp;S Spring 2012 page 21" href="http://viewer.zmags.com/publication/9de7ce6a?page=21"> t's spawning season for the purple sea</a> <a title="E&amp;S Spring 2012 page 22" href="http://viewer.zmags.com/publication/9de7ce6a?page=22"> When Davidson arrived at Caltech in 1971, he </a> <a title="E&amp;S Spring 2012 page 23" href="http://viewer.zmags.com/publication/9de7ce6a?page=23"> Left: Eric Davidson's computer screen features an</a> <a title="E&amp;S Spring 2012 page 24" href="http://viewer.zmags.com/publication/9de7ce6a?page=24"> of the 14-gene network responsible for the develo</a> <a title="E&amp;S Spring 2012 page 25" href="http://viewer.zmags.com/publication/9de7ce6a?page=25"> Below: Just a few of the myriad interactions amon</a> <a title="E&amp;S Spring 2012 page 26" href="http://viewer.zmags.com/publication/9de7ce6a?page=26"> THINGS</a> <a title="E&amp;S Spring 2012 page 27" href="http://viewer.zmags.com/publication/9de7ce6a?page=27"> HAPPENING HERE By Kimm Fesenmaier As scientist</a> <a title="E&amp;S Spring 2012 page 28" href="http://viewer.zmags.com/publication/9de7ce6a?page=28"> More than 50 years ago Richard Feynman posited in</a> <a title="E&amp;S Spring 2012 page 29" href="http://viewer.zmags.com/publication/9de7ce6a?page=29"> wide range of materials: small-scale samples made</a> <a title="E&amp;S Spring 2012 page 30" href="http://viewer.zmags.com/publication/9de7ce6a?page=30"> solid material. It's also quite strong. The new m</a> <a title="E&amp;S Spring 2012 page 31" href="http://viewer.zmags.com/publication/9de7ce6a?page=31"> Spanning multiple scales. differ</a> <a title="E&amp;S Spring 2012 page 32" href="http://viewer.zmags.com/publication/9de7ce6a?page=32"> potential to turn otherwise wasted heat, such as </a> <a title="E&amp;S Spring 2012 page 33" href="http://viewer.zmags.com/publication/9de7ce6a?page=33"> that nanoinclusions can improve a material even f</a> <a title="E&amp;S Spring 2012 page 34" href="http://viewer.zmags.com/publication/9de7ce6a?page=34"> </a> <a title="E&amp;S Spring 2012 page 35" href="http://viewer.zmags.com/publication/9de7ce6a?page=35"> n Jules Verne's 1864 sci-fi tale, A Journey to the</a> <a title="E&amp;S Spring 2012 page 36" href="http://viewer.zmags.com/publication/9de7ce6a?page=36"> (a) A multiscale global model from Mike Gurnis's </a> <a title="E&amp;S Spring 2012 page 37" href="http://viewer.zmags.com/publication/9de7ce6a?page=37"> diamonds squeeze the sample and a laser heats it </a> <a title="E&amp;S Spring 2012 page 38" href="http://viewer.zmags.com/publication/9de7ce6a?page=38"> The three research groups are also working to</a> <a title="E&amp;S Spring 2012 page 39" href="http://viewer.zmags.com/publication/9de7ce6a?page=39"> flooding, which can have an impact across the glob</a> <a title="E&amp;S Spring 2012 page 40" href="http://viewer.zmags.com/publication/9de7ce6a?page=40"> ALUMNI IMPACT Caltech alumni make their mark aft</a> <a title="E&amp;S Spring 2012 page 41" href="http://viewer.zmags.com/publication/9de7ce6a?page=41"> '*/%*/(41"$& Laurie Leshin PhD Geochemistry 1995</a> <a title="E&amp;S Spring 2012 page 42" href="http://viewer.zmags.com/publication/9de7ce6a?page=42"> 38 ENGINEERING & SCIENCE WINTER 2012</a> <a title="E&amp;S Spring 2012 page 43" href="http://viewer.zmags.com/publication/9de7ce6a?page=43"> OBITUARY /*$)0-"4854$)0&(- 1918 201 Nic</a> <a title="E&amp;S Spring 2012 page 44" href="http://viewer.zmags.com/publication/9de7ce6a?page=44"> "30/,611&3."// 1926 201 Aron Kuppermann, profess</a> <a title="E&amp;S Spring 2012 page 45" href="http://viewer.zmags.com/publication/9de7ce6a?page=45"> Opposite: The Kuppermann family. Aron Kuppermann </a> <a title="E&amp;S Spring 2012 page 46" href="http://viewer.zmags.com/publication/9de7ce6a?page=46"> ENDNOTES WE ASKED CALTECH ALUMS TO SHARE THE ONE </a> <a title="E&amp;S Spring 2012 page 47" href="http://viewer.zmags.com/publication/9de7ce6a?page=47"> </a> <a title="E&amp;S Spring 2012 page 48" href="http://viewer.zmags.com/publication/9de7ce6a?page=48"> California Institute of Technology Pasadena, Cali</a>