To be introvert means to prefer solitary activities over social activities. Sometimes introverts can be reserved and to some degree also shy though not necessarily so.

Being introvert can mean social difficulties in some respects but not always. Being introvert is not necessarily a problem.

Many artists, composers and writers through history were introverts, opting to express themselves creatively through their work instead.  

Keynote speakers on introverts take a closer look at matters such as these.