May 8th, 2013

Check out my shirt on TeePublic.


May 2nd, 2013


February 24th, 2013

Chuck liked my Logician profiles and wanted one of his own.

Kidzamo: Beginnings

December 16th, 2012

Kidzamo is a registered trademark of Serico Design Ltd.

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Walliserops trifurcatus anatomy

June 11th, 2012

The trilobite body plan comprises three sections. Anterior to posterior, they are: the cephalon, thorax, and pygidium. Trilobites get their name from the three lobes that run longitudinally from the thorax to the pygidium. The pleural lobes are found on either side and the axial lobe is in the center.

Trilobites from the genus Walliserops are unique for having a dramatic trident-like appendage that extends from the glabella at the front of the cephalon. The purpose of the trident is currently unknown. In fact, at the end of his lecture at the 150th anniversary of Oxford University (2011), trilobite expert Richard Fortey of Cambridge University invites the audience to hypothesize because in his words, “I have no idea what the trident was for.”

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Lay of the Trilobite

June 5th, 2012

A mountain’s giddy height I sought,
Because I could not find
Sufficient vague and mighty thought
To fill my mighty mind;
And as I wandered ill at ease,
There chanced upon my sight
A native of Silurian seas,
An ancient Trilobite.

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Logic, 20 Profiles

May 14th, 2012

Logic (textbook), Oxford University Press, 2012

Systems Functioning

May 14th, 2012

It has been pretty quiet around here. Don’t be scared. Big things are on the way.

Jumble #4

February 22nd, 2010

The bright-eyed and ambitious group of volunteers that arrived in January 2008 are on their way out. Our replacements are already in training. As I finish up my service, I’m getting really busy (or as they would say in Q’eqchi’, my face is full), but here’s a parting shot for the Id.

Alvaro and Fidelina

December 31st, 2009

Alvaro is one of my students in Samac. He and Fidelina were married a few days before Christmas. Her veil covers both of them, representing the union.