A system and method for determining a presence state of a person. A plurality of data feeds is received. A subset of the plurality of data feeds that includes data regarding presence states of a first person is identified. The subset of the plurality of data feeds are analyzed to determine a plurality of presence states of the first person, wherein a respective presence state of the first person is determined from a respective data feed in the subset of the plurality of data feeds. One or more presence states of the plurality of presence states are reported to subscribers via the network.