Christopher X J. Jensen
Professor, Pratt Institute

Understanding the effects of asymmetry and relatedness on social volunteerism

Posted 06 Jun 2012 / 0

I am proud to announce the recent publication of a new paper in the Chinese Science Bulletin with collaborators from Yunnan University and the Kunming Institute of Zoology in Kunming, China. Our paper, entitled “Cooperation in an asymmetric volunteer’s dilemma game with relatedness“, uses a game-theoretic analysis of a new variant to the volunteer’s dilemma to Read More

Evolutionary Modeling, Game Theory, Kin Selection, Modeling (General), Mutualism, My publications

There are plenty of organs out there: more altruism would end the social dilemma of who gets available organs

Posted 29 May 2012 / 0

NPR Planet Money “Who Decides Whether This 26-Year-Old Woman Gets A Lung Transplant?” Although this feature does make some interesting observations about the economic dilemmas associated with donated organ assignment, it misses the bigger picture: if everyone elected to donate their organs upon death, increased supply would diminish a lot of the dilemma.

A Minor Post, Altruism, Radio & Podcasts, Social Norms

Economic Whales and their Parasites

Posted 27 May 2012 / 0

Today’s New York Times Business section features an interesting article on the recent JPMorgan multi-billion loss. Entitled “The Hunch, the Pounce and the Kill: How Boaz Weinstein and Hedge Funds Outsmarted JPMorgan“, the article explains how a risk-prone hedge fund manager named Boaz Weinstein was able to exploit errors by JPMorgan and end up on Read More

Articles, Economic sustainability, Economics, Ethics, Parasitism, Public Policy, Social Capital, System Stability

Larry Arnhart reviews E.O. Wilson’s “The Social Conquest of Earth”

Posted 21 May 2012 / 0

Darwinian Conservatism “Darwinian Natural Right in E. O. Wilson’s New Book” One of the most interesting issues raised by this post has to do with “evolutionary ethics” and that question of whether there is a natural morality. I would caution against confusing this issue with the “naturalistic fallacy”, which to me has to do with Read More

A Minor Post, Cooperation, Ethics, Social Norms, Web

Are the most lucrative components of the financial sector parasites on the larger economy?

Posted 21 May 2012 / 0

Marketplace “High-frequency trading: Bad for markets… and the soul?“

A Minor Post, Economic sustainability, Economics, Parasitism, Radio & Podcasts

How fast do anthropogenic impacts get amplified up the food chain? Ask a bluefin!

Posted 19 May 2012 / 0

Marketplace Sustainability “Radiated tuna splashes up in California“

A Minor Post, Community Ecology, Pollution, Radio & Podcasts

{Canis lupus familiaris + Homo sapiens} versus Homo neanderthalenthis?

Posted 17 May 2012 / 0

Daily Mail “Did dogs help humans conquer the world? Man’s best friend may be the reason why we flourished over the Neanderthals” The Atlantic “Humanity’s Best Friend: How Dogs May Have Helped Humans Beat the Neanderthals“

A Minor Post, Animal Domestication, Articles, Canids, Homo species, Human Evolution

Is the origin of all life the gyre?

Posted 16 May 2012 / 0

Life “Theory of the Origin, Evolution, and Nature of Life” Over 100 pages and exactly 800 citations later, I am still not sure.

A Minor Post, Articles, Evolution

S.E. Gould takes on sloppy use of the selfish gene metaphor

Posted 16 May 2012 / 0

Scientific American Blogs “On selfish genes and human behaviour“

A Minor Post, Evolution, Genetics, Natural Selection, Web

UCS “Cooler Smarter” footprint calculator promotes lower carbon behaviors

Posted 15 May 2012 / 0

Union of Concerned Scientists Cooler Smarter This is a much more simple footprint calculator than the ones I use in my classes, but it might be useful for people who want a quick snapshot of the carbon impacts of their behavioral choices.

A Minor Post, Activism, Ecological Footprinting, Sustainable Energy, Web