At one point, firewalls were at the vanguard of network security.
As mundane as these results might seem, they represent the vanguard of social-network science.
But it makes more sense if you consider his new role in the vanguard of a global network of hardline conservative interests.
He made good money and was in the vanguard of integration at the networks, but, musically, he slipped from view.
Culturally, the internet does appear to be on the cusp of a new phase, for which the current generation of apps and social networks are simply the vanguard.
Now, however, Mr. Stone and Mr. Parker and their bosses at Comedy Central, a unit of Viacom's MTV Networks, are attempting to leapfrog to the vanguard of Hollywood's transition into Web.
For years the government considered the vanguard of the economy to be its vast network of state-run companies, large conglomerates that the Communist Party could use to steer the country toward prosperity.
Current, which caters to an 18- to 34-year-old audience and has posted generally low ratings in its four years, tried to fill what it identified as a void in mainstream news coverage with the creation of "vanguard journalism," a unit assembled to cover "untold stories around the globe," as the network put it.
The chapter also reveals some of the frustration felt by women who wrote for Wired in the mid 1990's, women who bemoaned how a magazine that considered itself in the vanguard could in fact be nothing more than a geek's twist on the old boy network.
Mr. Brachman said that Al Fajr Media, which is Al Qaeda's official media distribution network, conducted an interview with Abu Dujana al-Khorasani published in Al Qaeda's online magazine, called Vanguards of Khorasan.
