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Brian Lightbody, Thomas Colatsky, A.W. Howes, Charles Nash, Matthew Trunnell

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Brian Lightbody has become vice president of Bedford, Mass.-based Arradial. Prior to joining Arradial, which develops a microfluidics-based drug discovery platform, Lightbody was vice president for drug discovery business development at Zymark. Since 1997, Lightbody has also been chairman for the International Symposium for Laboratory Automation and Robotics (ISLAR).

Thomas Colatsky has joined Paradigm Genetics of Research Triangle Park, NC, as vice president for healthcare research, taking over from Craig Liddell. A.W. Howes resigned as Paradigm’s CFO and is expected to be replaced by November, according to the company. Before joining Paradigm, Colatsky was president and CEO of Argolyn Bioscience. Prior to that, Colatsky was executive vice president and CSO at Physiome Sciences and spent 17 years at Wyeth-Ayerst in various research positions. Colatsky holds a PhD in physiology from the State University of New York at Buffalo.

Large Scale Biology Corporation has appointed Charles Nash to the company’s board of directors, replacing Leigh Anderson, who resigned from the board last month. Nash is the principal of Nash Equity Capital, a strategic corporate consulting practice in Atlanta.

Matthew Trunnell has become CTO of GeneData of South San Francisco, Calif., as well as head of the company’s West Coast office. Dennis Bittner has joined the company as director of marketing. Trunnell was most recently director of technology synthesis at Blackstone Computing; Bittner was alliance manager at InforMax.

The Scan

Purnell Choppin Dies

Purnell Choppin, a virologist who led the Howard Hughes Medical Institute, has died at 91, according to the Washington Post.

Effectiveness May Decline, Data From Israel Suggests

The New York Times reports that new Israeli data suggests a decline in Pfizer-BioNTech SARS-CoV-2 vaccine effectiveness against Delta variant infection, though protection against severe disease remains high.

To See Future Risk

Slate looks into the use of polygenic risk scores in embryo screening.

PLOS Papers on Methicillin-Resistant Staphylococcus, Bone Marrow Smear Sequencing, More

In PLOS this week: genomic analysis of methicillin-resistant Staphylococcus pseudintermedius, archived bone marrow sequencing, and more.