Management of media content associated with call context on mobile computing devices

A computing device, comprising:

• one or more processors;
• and
• a non-transitory computer-readable storage medium having a plurality of instructions stored thereon, which, when executed by the one or more processors, cause the one or more processors to perform operations comprising:
• receiving an indication that a caller who is not a participant in a sender-controlled media (SCM) platform has initiated a call to a recipient who is a participant of a sender-controlled media (SCM) platform;
• using caller ID information of the call to gather content pertaining to the caller from a plurality of sources including information available in data stores of the platform and public number search information, wherein the information in data stores of platform comprises at least one of:
• (i) information collected regarding contact by the caller to other participants of the sender-controlled media (SCM) platform, (ii) unverified information provided by the participants of the sender-controlled media (SCM) platform about the caller, and (iii) one or more ratings of the caller made by the participants of the sender-controlled media (SCM) platform;
• generating a sender-controlled media (SCM) data structure based on the gathered content;
• and
• delivering a portion of the SCM data structure to a call-originating device of the caller.