types recognizable via any corresponding transducer s as mentioned above for example a proximity transducer or a directional proximity transducer may be used to recognize the presence of a person as in recognizing a person positioned in a particular location for example a camera may be used to recognize the presence of a person via determining the presence of a biometric identification such as a humanoid face or face in motion for example a keypad entry may be used to recognize the presence of a person via determining that a key or code or a particular key or code has been entered as a result of the watch step 610 the presence of a person may be detected 620 this leads to a selection of an id type and or id dataset in an embodiment the selection may be a random or pseudo random u201c rpr u201d selection 630 of an id type and or id dataset from among a plurality of id types and or id datasets 400 a see for example fig5 c where an rpr selection may be from a plurality of id datasets idds id type y where u201c y u201d is an integer in a range corresponding to the number id types available following the selection of a particular id type the access manager 200 may request prompt for and or otherwise make available a facility for the person to provide a particular id 640 from which the access manager acquires data for example where there is a request for a magnetic card id a magnetic card reader.