CINXE.COM

<!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,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);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="390"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "arts.mit.edu",cType: 'managed',cRay: '92009a1f4c4a5f59',cH: '4Gb0T0tu5f5GasI7e8VZKX4BCirYuj5Ve8Jk.u_EAKY-1741922078-1.2.1.1-ymk5SfQjC8OjW8XmH7k_kWmpy.XbgaK24bjHwKqA.HHmucTHdiz705yliYSPGSTt',cUPMDTk: "\/about?__cf_chl_tk=iniqzD32_u5Z88TLXrV35dTfmRn8pFvxjYGl33jrI6U-1741922078-1.0.1.1-oUQCnn_fp3X8LTHF4YYAjVNpVFZK24ykJL6ysz43wLo",cFPWv: 'g',cITimeS: '1741922078',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/about?__cf_chl_f_tk=iniqzD32_u5Z88TLXrV35dTfmRn8pFvxjYGl33jrI6U-1741922078-1.0.1.1-oUQCnn_fp3X8LTHF4YYAjVNpVFZK24ykJL6ysz43wLo",md: "PlcIcHPqise0.eacbSEs.JEFdRHLlkfihfWw9UDmmUY-1741922078-1.2.1.1-fsDxf1WCg9N7QjJjUcdYICpE6N6RrUFjPP4qCOJ1U3P7e9AG9Fj7bpBV7HfiF5cjLNWMQ0KHRfAzIKU4ltAfONnmlR8ulzqZqzxE5LsJL2lbeUhB22.Px_tHA4DQ_8qI9eqwAAH0vSojEpRdJFmA9Zlm1X5JSIAMYtB3JsoJHsdUt7NUDsoTIsv1ibYo_rcgTGjCBUqRP9exRi7CuTtIk0sox9YpGHNVVW67PCxZFWbExl5898hT4US6qXW88.AWh0kBmtLjvNjqC93huCf0T9qtHFeT9HJZHE2qhrA_H9a6eudFMERvvAvjbCcoVyb_HMDD5TH1s_NzGSvpwH80b7J6jGgycsH2OGhTEM2kRulccB9B7gmyoHDWgxxsR31gTSv1IK1mubOfi6YPLEXAseozUJiMj8ZPDyYFM.zra86KsRi4iRtxqE4L_fvSjxQ3ojoRgCqM3B2PU.hHqzYBv27472oty1TaL.W7r6mi6SuGsqky7YyUuDzCPusdN9Tx_vX.SRlG3j.aq1qq1AkfMdd4fNMNo0wYofeGx5sGjrtya0uirkkAp_ikj6TnQfaK4Xj3e7pkBipm2wlsA2vxid6VDKDmvS9U5C4f6.KspUg8Iwhjk0UPDM6zdBKkbP.CQnfvH20AqkMgDE1Mu4fJw9VFRZ5ZqlUJaO19BGI1Dq5SFpiBP63MkZ4g1NE3XjHBLrPxvdRI.Sh8Su07GHMaZ7Qf.33vpVLoB8wtxwYm6vKFQEc0bajuO22u5ohSp4kHeQ6VD41MsXIwbHvL8nr.9KXzTBo5QuBvozWIKT9tXhKMtZHfJf9rzheNQOGG9BwvAMvAzhIgXYBJqfAMWdiZmqHyXMYfj1u27Eg1sUIlh8lbpXHqQEtEl405zXXle7w3rJTjNMOSfdD2UVHqH6HUMoaazmNpPXTmG25oy.L.DSzC7vfwF.0fZ.8PBqCi.xCMUHXTejPd234qSgmb6FwSl.eDBYHepWHO1_NDqRUZWZ2qHhU7gF7VsTtCCwlEyeaYGYrH1p9hEKjeLZRCPoBcZ8m9dAXQbFKU6fbFdSdt7c_25rPSgfEHcvE6etB3kRlEclqJ8tx0UYv3PrFws7W04aJJIHWmytl5e7L09gs7ASPdEP0G79IF9yVkEa1FbMCV.xB8qQzcWINv_PfxP5OdsFGVoi8JRR_.2a5PK9ybCK.l5gDeh41d8mfRW5kJHyCgM1uVf0nlIPC2g1C7tEZhaYqhpzh6YH2k5F64Kcy23Hg",mdrd: "dOV1UNRxhvCmlya8Eq3iJv.1G4J7HXGTJ8HzGNAgYRo-1741922078-1.2.1.1-vT9.d_RpwZmNL9O0ity5omr6QQqgknOsw9fiClmDZNkzi1mcasXnxqdm8N7xPbEA6TO74aC7lsLKUDA3yA48afUJSX3owTymwqqqT9FqbdX.4PDOKZqfy.GGifNzWw7F3Sb.8A27BRrsqAI5WcJJIUuRTJSFdOVy_1LQ7kpyt0nOrqt9K5QaAWurExbdrI_TEw3N2c95UZSca.Ej7UufVOZqgZTwBPQqoKw8TTfu48ShVGHAMIsYX.ysnKB9CKDECPwU3oDAkuvUMTqUauKbNKCVfNpRYf9Qv5nmNUYb0h_YugS8fQybTBfvzm2bnCRe7BhifYD5PlXsqZ1TG3YoOPR.4wOR.WvDJeNxSLJ5.17NwwN2UOOVCF3TqgXQgcX7HUUY.bOZrC5xB_FU6gaHWfPWOhydcphrW8NVVru7.6Y.vyfGMOBrMHI0aOMw4ezTiwgj7wQUEw0RVjrUof.UOEfZy05t6DEd1PJ3VNbHimbmUOaHinq4U0uFOoHz.a6.qOH5UStyULFrpo62RFj8_BVSIJuSLv8lEweUqfS9xGk5fxUfwe.FxtTqEyiMg0y7ls8WoITsTo0DAsMy9PZxA59hVh1ghFH0qMIQYcaC2cTSy7zNSoYC2ohYqMc2uBvMowu_UMeq_Ik9_u5xvABxjTy.hgnAs1VBdk7JR4.afLv.5XqdO.HSXS65UPMwzEPB_tRO3UZwt.JFIQU9kB.52XbZMbx7WOQkXVgtjVX.rWCnhjcDteSkfSl0Q9zKxEDzJ43FoyPX6qwIVeWvYfW09Z7J5bMZfXB.gRM2FNJDX0abP3XQOOP1bP60JHMstEjQgGsbrr6WGJzN3LCbhc0i8n3b8GJF39t8ZxLxQYDArgJZTpXCag.z6v_OXimwR8YCl1C9Dlx1BYjYZtz59q9MQ9eckvUEdktngRRNIYK3nOydNFnYyViKu6W7sGzfPCB5F14ltt6Kmg9AITI1FRmXP2O7pLZV.BudLWiDuxQmMDHaDpoLgUgNRzIYOMhZarn4wRvOS7aYUVfA_n1mrDD18CG_MCGtGgTVdXtBfDFL16cIaMUNzPtJkFFwb.hjLts9tw39xWKjCQ.5ZDNtn1oyH.bAjXtb1ErWo65LXl8Bdq.WDjQZUzOjPGpaS7P45G_zUU4RIt0lzMjPxfNy.oqEdRS21eqJcMNGwrpfTuI1qMBHspJJIlGlTUp4VhsS6QftVhNyXeyEIAR_F70gI3kpZBMvKRbA3lhJPa3c3RC6h43cCLnvBWNJc6O4jdEdy0U8ZTg6MjQP.ByiXHTJFwM9uRZae7eMnK7rUEiDjEc3DGxDONXcAa416yolbk5tDoS19L48PDuwOvNt97gfQotWngtsZDmIJ5RxFIEtIOeMhSf56YCxXOiyLqnLGy15RPgMuTamSSbrC8eack.NEZtfURivvYTf8KgqB2Aa.KrWyujI3mqNf7xjS_JCQC7QmauUi_l5J4nYrXV3PUBO0jF2uLOplJbJOOtkEhODvPLejGIWGpskUO7_x.f36d7Ddd635RpmpFLbG0iJ7QXoxlTx2TXIwiVv8t8Wi_WRXJjwce3tsFXOzMFtHBydZaIu91LvF8Exiq9WRstcPuARqg4hm1dFc4tPKxgwqlS0djlyNcwu3PuFTi2ExY0mRs8z_hVU6mhgfxnx4cw8ohpGrSPpvBpFi0YH6oCJJL.AbpoxTewsUeqstZUWvIXnbKJp1GqHWa_f0MMD.W4_H2OCr9nwWtQAw3EMCCkiczOzYBlKMTxxstCLN9TfI3LL90kxI36jYyKiBRWvLRb2blR4F2rTv7Z1tUlwsAIV5Ry1R8Nc9Nchj3EHb0VAZxbSE6GEn1M2ffgbPhGlLrfIiUtZ.Ifm7uLIKCwBT9HIRPc2ePNpLbzyqDhlIoXQqtAO.YYXcuJ2oUR2jqmQRD2kRXrgMDTM7WrHFN21n.ASpvKjwiE497xlqdRccOUQuTxyj_dobtZLO1eT7V0gdbdHep2ayBLWAFTmOxvltvCb.H.NSp3LYLFnjIar4Ly_g.6.BuoMra2Mh9XtPoX8iXGP83nvu3GNtg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=92009a1f4c4a5f59';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/about?__cf_chl_rt_tk=iniqzD32_u5Z88TLXrV35dTfmRn8pFvxjYGl33jrI6U-1741922078-1.0.1.1-oUQCnn_fp3X8LTHF4YYAjVNpVFZK24ykJL6ysz43wLo" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>