Ivar Hagendoorn

Ivar Hagendoorn

· Blog | Further Reading

Further Reading

John Conway’s life in games. What happens to your checked luggage. Obituary for John Holland. Ten reforms the Troika would impose on Germany. Mathematicians have discovered a new type of pentagon that can tile the plane. Fifty psychological and psychiatric terms to avoid. Earth view. And more.
Vallée Blanche
· Photography

Vallée Blanche

I had read somewhere that the Vallée Blanche Traverse is one of the most spectacular day hikes in the Chamonix area or indeed anywhere in the world. And spectacular it is.
· Blog | Further Reading

Further Reading

Interview with Alvin Roth on matching theory. A debate on effective altruism. The LHCb Experiment at CERN discovers a new type of particle made up of 5 quarks. Kim Kardashian explains why marginal propensity to consume decreases as income rises. FAO Schwarz is closing. And more.
· Blog | Further Reading

Further Reading

What the textbooks don't tell you about psychology's most famous case study. A profile Maryam Mirzakhani. Marina Warner reviews old and new editions of the Fairy Tales of the Brothers Grimm. The best time to post on social networks. Who needs CGI when you've got more than 20,000 extras? And more.
· Blog | Further Reading

Further Reading

What is code? One of the oldest problems in combinatorics has been solved. Calculate your risk of dying in the next 5 years. The mathematical legacy of John Nash. The Atlantic has republished Host by David Foster Wallace. Karl Ove Knausgaard on Anders Breivik. Profile of Marc Andreessen. And more.
Petra
· Photography

Petra

Visiting Petra in Jordan was, of course, another childhood dream come true. I spent a full two days exploring the complex.
Amman
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Amman

Amman, the capital of Jordan, is a fascinating city of contrasts, a unique blend of old and new. I'd only scheduled a day and a half to visit Amman, but wish I'd had an extra day at least.
· Blog | Further Reading

Further Reading

Rem Koolhaas on the danger of turning cities into historical Disneylands. Peter Pomerantsev on information-psychological war. Why Dutch people are so tall. Smart people worry more. The evolution of American popular music between 1960–2010. Interview with Slavoj Zizek. And more.