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This user is no longer very active on Wikipedia as of June 2011.
World citizen badge.svg This user is a Citizen of the World (Terra, ).
ScarletLetter.svg This user is an atheist.

V for vegan bulge zoom blur.png This user is vegan.
Female Orangutan & Baby PerthZoo SMC Sept 2005.jpg This user supports moral equality amongst great apes and humans.
Gay flag.svg This user supports the legalization of same sex marriage.
ST-3-bud.jpg This user supports the legalization of all drugs for adults.
es Este usuario tiene el español como lengua materna.
en-3 This user can contribute with an advanced level of the English language.
ca-1 Aquest usuari pot contribuir amb un nivell bàsic de català.
it-1 Questo utente può contribuire con un livello semplice di italiano.
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ChaTo is the nickname of Carlos Alberto Alejandro CASTILLO Ocaranza (1977-). I am a senior scientist working on Web and Social Media Mining.

I have published some peer-reviewed articles on Wikipedia:

More information is available on my Website I also participate in a collaborative site in Spanish about Free Culture: Manzana Mecánica.

Some of the articles in which I've worked[edit]

Lung, Plankton, Endothermic, Exothermic, Flower, Society, Air pollution, Vector field, HAL 9000, Terrorism, The Picture of Dorian Gray, Web crawler, Atheism, Scale-free network, etc... (see full list]).