When information is available, it is generally part of broader demographic surveys, not ones focused on science and engineering education or employment. (scientificamerican.com)
Previous predictions of teacher shortages later in this decade based mainly on demographic projections of increased elementary - school enrollment have been called into question by recent federal demographic surveys. (edweek.org)
Even if they can't vote and they don't show up on traditional income - based demographic surveys, they have built their own voice. (gapingvoid.com)