Leonardo Rodriguez Sirtori, an artist from Bogota, Colombia, takes us to his workshop, offering us some insight into the work he creates.

Artist Leonardo Rodriguez Sirtori speaks about his latest project, a series of portraits that celebrate the nuances of black skin.

Artist Leonardo Rodriguez Sirtori talks about how his mixed heritage helped shape his identity early on as well as how he gravitated towards African music, culture and individuals as a young artist living in Portugal.

Despite having been inspired by a multitude of diverse subjects throughout his artistic career, Leonardo Rodriguez Sirtori's gallery owner asks him to compile an exhibition focusing on his dark-skinned portraits.

Artist Leonardo Rodriguez Sirtori explains how, with some notable exceptions, the representation of European figures and history have often been prevalent in art. It is his hope that art throughout the world will increasingly reflect figures of African descent, particularly through the eyes of artists of African descent themselves.

Colombian artist Leonardo Rodriguez Sirtori shows us his studio and palette of colors, in addition to explaining about the ideal lighting conditions for many artists.

Colombian artist Leonardo Rodriguez Sirtori explains how the "alla prima" [wet-on-wet] style of painting influences his work.

In the conclusion to this series about Colombian painter Leonardo Rodriguez Sirtori, he shares with us how he has evolved with age and how such has affected his work.

Carolina teaches about the apocopation, or shortening, of a small group of masculine singular adjectives in Spanish.

Having noticed a lot of confusion among her students regarding the usage and meaning of reflexive verbs and pronouns, Venezuelan Spanish teacher, Carolina Graterol, clarifies these topics with some useful examples.

Carolina gives us an in depth explanation of the verb "dar" (to give) in various contexts and sentences.

Teacher Carolina shares this lesson to help us differentiate between three Spanish verbs that have a very similar meaning.

Carolina teaches us the difference between the Spanish verbs "saber" and "conocer" [to know], which are similar but not interchangeable and used in different contexts.

Carolina, a Venezuelan Spanish teacher, teaches us the difference between the Spanish verbs, "mirar" (to look at/watch), "ver" (to see) and "buscar" (to look for) and gives us examples of sentences in which they might be found.

Because the Spanish words/expressions "haber" and "a ver" and "si" and "sí" sound exactly the same, their very different meanings are often confused. Spanish teacher Carolina enlightens us as to their differences.