Visa woe pushes scientist out of US

Last August, I reported on Mohammad Sajid, a UK citizen who was barred from returning to the US pending several months of linkurl:background checks;http://www.the-scientist.com/article/display/53418/ - twice. On Monday I got an e-mail from Sajid saying he is leaving his lab in the US, where he works on anti-malarial drugs, to take a job at Leiden University in the Netherlands. "It's been a really tough choice," Sajid said. "The main reason is the travel. It's as simple as that." When I last spo