Unwashed Genes

  As I have discussed in a previous blog post , despite claims of strong heritability from twin studies and tepid results from genetic studi...

 On a whim, I signed up to present a poster at the The American Society of Human Genetics (ASHG) conference in DC. That, of course, required...

Within-Family PGS was said to prove definitive causal SNP’s and even though they generally give 1 or 2% of the variance explained, this was ...

“ Innate,” by the neurogeneticist Kevin Mitchell, explores the case for a genetic and neurodevelopmental origin of individual differences in...

I cringed a bit when I first saw this  paper: Nurtured Genetics: Prenatal Testing and the Anchoring of Genetic Expectancies Any time there i...

 This is an interesting study: The Emergence and Development of Behavioral Individuality in Clonal Fish   The study monitored the “behavior”...

 More evidence that genome wide association studies (GWAS) find nothing but pop strat and noise. This study debunks the idea that you can lo...

 This is a piece I wrote about the Buffalo mass shooter , who justified his actions in part by citing genetic studies. Some of these were ob...

“Thus, dog breed is generally a poor predictor of individual behavior and should not be used to inform decisions relating to selection of a ...

 The latest ADHD GWAS is available in pre-print : Genome-wide analyses of ADHD identify 27 risk loci, refine the genetic architecture and im...

 This Study  compiles the results of genetic studies (GWAS) for Schizophrenia to date: What genes are differentially expressed in individual...

 A second video with Jay Joseph, this time talking about his specialty: twin studies . We focus specifically on psychiatric twin studies and...

 Psychologist, author and twin study skeptic Jay Joseph and I are collaborating on a YouTube channel called “Genetic Illusions.” Our first v...

  This Study   used the best polygenic risk score (PRS) to try and predict schizophrenia for a large group of individuals. Let's just cu...

Every few years, the scant evidence for genetic determinism will be promoted and sold in book form. In 2018, it was Robert Plomin’s “Bluepri...

 I have several posts on here related to schizophrenia and the claimed genetics of this psychiatric disorder and I thought it would be usefu...

  In medical school, my Psychiatry Residency, and even the Psychiatry Board Exams, the concordance rate noted for Schizophrenia was 50%. The...

  This study of Finnish Twins is originally from 1984: Psychiatric Hospitalization in Twins I think it makes some interesting points and I...

  This study assessed whether cognitive decline from Schizophrenia has a genetic component.  Schizophrenia polygenic risk predicts general c...

Here is another GWAS , this time for insomnia, that I think buries the lead: Genome-wide meta-analysis of insomnia in over 2.3 million indiv...

Nice critique by Peter Simons of a genetic study for bipolar disorder among Han Chinese with the diagnosis  of Bipolar Disorder (original st...

 A shortcutting of the usual GWAS is a bot that simply cranks out a Manhattan plot with no further analysis. While, those who do traditional...

  This is an expansion of a previous Schizophrenia GWAS: Mapping genomic loci prioritises genes and implicates synaptic biology in schizophr...

 This Study  takes genetically identical fish and puts them in indentical environments and demonstrates that they show a lot of individualit...

  Another absurd GWAS : Genome-wide association study of self-reported walking pace suggests beneficial effects of brisk walking on health a...

  Another study related to height PGS: Polygenic adaptation on height is overestimated due to uncorrected stratification in genome-wide ass...

  A brief review of t his GWAS for Bipolar Disorder: Genome-wide association study of over 40,000 bipolar disorder cases provides novel bio...

Here is what I think is an attempt by Paige Harden at a behavioral genetics pivot : “Reports of My Death Were Greatly Exaggerated”: Behavior...

  This paper discusses how parental wealth is a strongly prone to assortative mating.  ...parental wealth homogamy is high at the very top o...

 I'm linking to this piece discussing the lack of consistency among researchers reading and interpreting Neuroimaging studies, because I...

 I discussed these in more length, here  as a response to Eric Turkheimer's Three Laws of Behavior Genetics. But just wanted to lay them...

Twenty years ago, Eric Turkheimer wrote an often cited paper titled: Three Laws of Behavior Genetics and What They Mean This paper is still...

  A new study from Schizophrenia Bulletin tested various risk factors on a group of individuals in a Netherlands. In addition to other risk ...

 There are so many studies coming out noting population stratification issues that it is hard to keep track. This is an interesting preprint...