Since the mid 2000s, Hellerstein has worked with numerous countries around the world on developing new [[ICT]] and e-government laws, reviewing and amending old laws, developing [[ICT]] policies, and providing regulatory and policy capacity building.<ref name="linkedin"></ref> | Since the mid 2000s, Hellerstein has worked with numerous countries around the world on developing new [[ICT]] and e-government laws, reviewing and amending old laws, developing [[ICT]] policies, and providing regulatory and policy capacity building.<ref name="linkedin"></ref> |