gem install fullcontact

require "rubygems"
require "fullcontact"

# This could go in an initializer
FullContact.configure do |config|
	config.api_key = "fullcontact_api_key_goes_here"
end

# Get information about an email address
person = FullContact.person("brawest@gmail.com")

# Get person's family_name
puts person.contact_info.family_name