People use social media for a number of reasons: communicating, collaborating, seeking expert advice,
sharing multimedia, presenting opinions, sharing reviews and for entertainment.
Many claim that social media brings a new sense of community by allowing people to connect with others
who are similar to themselves. While this might involve reconnecting with long lost friends from childhood
or former coworkers, it is also used to meet new friends who have similar interests.
An increasing number of people are using social media in their buying decisions.
The concept of summerschools and workshops at the Kanzelho¨he Solar
Observatory, Ka¨rnten, Austria, devoted to up-to-date topics in solar physics
has been proven to be extremely successful, and thus in August/September
2003 the third combined summerschool and workshop was held there.
This book contains the proceedings of the Summerschool and Workshop
“Solar Magnetic Phenomena” held from 25 August to 5 September
2003 at the Solar Observatory Kanzelho¨he, which belongs to the Institute
for Geophysics, Astrophysics and Meteorology of the University of Graz,
Clients just specify the type of events that they are interested in, and the content
that the event should at least contain. Clients do not need to maintain an active presence
during the time these interesting events are taking place. Once it registers an interest it should
be able to recover the missed event from any of the broker nodes in the system.