Toxoplasma gondii is a common parasite estimated to infect ~10% of the U.S. population and perhaps as many as half in other countries. Few infected people exhibit symptoms, as a healthy person’s immune system usually keeps the parasite from causing illness. However, toxoplasma infection has been linked to a wide variety of outgoing and risk-seeking…
The theory of post-traumatic growth (PTG) suggests people who go through psychological trauma can have positive growth as a result. Developed by psychologists in the mid 1990’s, PTG is a process by which people develop new understandings of themselves and the world they live in, making it easier for them to face the future and…
The debate on whether it is better to be a specialist or a generalist might never be resolved but competitive sports provides us with a useful insight: If you choose to specialize, be careful to keep your options open. We can learn this lesson from renowned strength coach Shannon Turley. During Turley’s 7-year tenure with…
We sensationalize innovation as moments of eureka leading to novel ideas but most innovation comes from exploring the adjacent possible. The concept of the adjacent possible originates from Stuart Kauffman’ work on biological evolution. Kauffman’s theory is biological systems morph into more complex systems by taking small, incremental steps rather than extreme jumps or more…
The phrase ‘your ears must be burning’ tells someone you were talking about them when they were not around. But where did the phrase come from? It appears to goes back to Roman times. In Naturalis Historia, the 37-volume encyclopedia of fact, myth, and speculation, Pliny writes: Those absent are warned by a ringing of…
With the rise of the selfie culture, older adults often complain today’s youth are more narcissistic and self-obsessed than they were at that age. In fact, some have declared a narcissism epidemic. But are the young really more narcissistic? Recent research on a large sample of students in three U.S. universities suggests otherwise. The study…
Emerging research suggests the composition of your gut microbiome might be related to your personality. The gut microbiome is the community of microorganisms (bacteria, fungi, and viruses) that inhabit the digestive tracts of the human body. There’s a growing body of research (here, here) which suggests the microbiome is related to both physical and mental…
A wicked problem is so complex that you don’t really understand the problem until there’s a solution. The concept of a wicked problem was formalized in 1973 in the discipline of social planning and public policy. The use of the word ‘wicked’ doesn’t imply evil but rather the resistance of the problem to being solved….
We all know we yawn when we are sleepy or bored. But we also yawn because we’re stressed, not just when we are tired. Robert Provine, a neuroscientist and author of Curious Behavior: Yawning, Laughing, Hiccupping, and Beyond, believes yawning is a displacement activity. Displacement activities are unexpected and often unintended behaviors which happen when…
When I first moved to California, I had the choice of renting a 700 square foot apartment for $650 per month or an 850 square foot apartment for $550 per month. Both were in the same building. The larger and less expensive one even had a better view. I was puzzled by the bargain until…