5. The method of claim 1 , comprising: receiving a search query, the search query requesting a list of members that work for a particular organization and that have endorsed other members who do not work for the particular organization for the particular skill; and providing the list of members.
1. A method comprising: using one or more computer processors: selecting from a plurality of ranked skills corresponding to a first member profile of a social networking service at most a predetermined number of highest ranked skills as a first set of skills, the plurality of ranked skills quantifying a proficiency of a first member described by the first member profile in a given skill relative to other members of the social networking service; selecting from a second plurality of ranked skills corresponding to a second member profile of a second member of the social networking service at most the predetermined number of highest ranked skills as a second set of skills, the second plurality of ranked skills quantifying a proficiency of the second member in a given skill relative to the other members of the social networking service; selecting a particular skill that appears in both the first and second sets of skills; and presenting a graphical user interface to the first member, the graphical user interface preconfigured for the first member to include an indication requesting, from the first member, an endorsement of the second member for the particular skill, the graphical user interface providing at least one selectable indication to the first member, the at least one selectable indication including a first selectable indication to endorse the second member for the particular skill, the endorsement indicating that the first member thinks that the second member possesses the particular skill; and updating the second member profile based upon a selection by the first member of the at least one selectable indication.