Category Archives: teaching

Woodland genetic genealogy talk

Posted on June 29, 2018 by cooplab

I gave a talk as part of the Woodland (CA) Public Library Science & Society Discussion Series (Thurs once a month). The powerpoint of the slides is here: Woodland genetic genealogy slides [ppt], a pdf of the slides is here … Continue reading →

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How lucky was the genetic investigation in the Golden State Killer case?

Posted on May 7, 2018 by cooplab

Last week, police arrested Joseph DeAngelo as a suspect in case of the Golden State Killer, an infamous serial murderer and rapist whose case has been open for over forty years. The arrest is huge news in and of itself, … Continue reading →

Posted in genetic genealogy, popgen teaching | 5 Comments

Polygenic scores and tea drinking

Posted on March 14, 2018 by cooplab

Debates over the contribution of genetics to differences among populations have a long and contentious history. We have known for a long time that nearly all traits are partially heritable, meaning that genetic differences are associated with differences in phenotypes … Continue reading →

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Where did your genetic ancestors come from?

Posted on December 19, 2017 by cooplab

[Part of a continuing set of blog posts on genetics and genealogy] In the last post I described how you are descended from a vast number of ancestors, from all over the world. But how much of your genome traces … Continue reading →

Posted in genetic genealogy, popgen teaching | 14 Comments

Your ancestors lived all over the world

Posted on November 28, 2017 by cooplab

In the last post I discussed the idea that that we are all related in the recent past (building off the work of Chang, Derrida, and colleagues). This idea can be confusing; for many of us our ancestors all seem … Continue reading →

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Our vast, shared family tree.

Posted on November 20, 2017 by cooplab

You might not like to admit it, but you’re related to me. It’s very unlikely that you’re my sibling (I’m not even sure if my family read these posts). You’re one of over seven billion people alive today, and I … Continue reading →

Posted in genetic genealogy, popgen teaching | 5 Comments

Guest lecture on archaic genomics

Posted on March 10, 2017 by cooplab

Had fun giving a guest lecture in TIm Weaver’s Anthro. course on Neanderthals, pdf of slides here: Neanderthal_genomics_lecture_Weaver_class Graham

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Population Genetics Undergrad Class

Posted on September 21, 2016 by cooplab

We’re teaching Population and Quantitative Genetics (undergrad EVE102) this quarter. We’re posting our materials here, in case they are of interest. A pdf of the popgen notes is here The slide pdfs are linked to below Lecture One [Introduction and … Continue reading →

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what is genetic correlation?

Posted on April 19, 2016 by cooplab

With the availability of genomic data on large cohorts of well-phenotyped individuals, there has been an increased interest in “genetic correlations” between traits. That is, when testing a set of genetic variants for association with two traits, are the effects … Continue reading →

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Figures of Incomplete Lineage Sorting

Posted on February 11, 2015 by cooplab

I find figures really useful for explaining concepts like drift, differentiation, and incomplete lineage sorting. However, I often find textbook figures are not super helpful (although the Tree thinking book by Smith and Baum is good for this). So for … Continue reading →

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