If there's a requirement for a formal security clearance by a federal agency, yes.
On March 12th, 2009. See this statement in context.
On March 12th, 2009. See this statement in context.
March 12th, 2009 / 4:10 p.m.
Principal Research Officer, National Research Council, As an Individual
If there's a requirement for a formal security clearance by a federal agency, yes.
See context to find out what was said next.