Some scholars have warned that the crackdown could lead to a brain drain.

Judges and legal scholars warned that the new rules would be intrusive and prejudicial, but Clinton signed the bill into law anyway.

The Principal nodded sagely, the careful scholar warned of a dubious source.

Other scholars warn about the consequences of such a theory:

Some scholars have warned of consequences for the rights of Palestinian refugees.

Legal scholars have warned that judges may also force their values upon defendants from different cultures.

Some scholars warn, however, that drug tests and treatment programs may have only a limited effect on crime and the cost of punishment.

Russian and international scholars and demographers have warned of the perils for years.

With all the new attention on geography, some scholars warn against crediting it with too much.

After years of climbing, crime rates, which tend to gyrate, were likely to decline, scholars warned.