Mark has more than twenty years of experience in developing application and network engineering. He has worked as a Senior Engineer at Data Defense Network [[NIC]] and as a Principal Investigator under the NSF-sponsored Internet NIC ([[InterNIC]]). Before joining ARIN, Mark was the Vice President of Research at [[Verisign]]. In his career, he has represented network information centers in various technical forums such as the [[IETF]], [[RIPE]], [[APNIC]], and [[NANOG]].<ref>[http://www.nanog.org/meetings/nanog47/abstracts.php?pt=MTQ4OSZuYW5vZzQ3&nm=nanog47 nanog.org]</ref> | Mark has more than twenty years of experience in developing application and network engineering. He has worked as a Senior Engineer at Data Defense Network [[NIC]] and as a Principal Investigator under the NSF-sponsored Internet NIC ([[InterNIC]]). Before joining ARIN, Mark was the Vice President of Research at [[Verisign]]. In his career, he has represented network information centers in various technical forums such as the [[IETF]], [[RIPE]], [[APNIC]], and [[NANOG]].<ref>[http://www.nanog.org/meetings/nanog47/abstracts.php?pt=MTQ4OSZuYW5vZzQ3&nm=nanog47 nanog.org]</ref> |