Rembrandt

Dutch Golden Age: This term refers to a period in Dutch history, roughly spanning the 17th century, in which Dutch trade, science, military, and art were among the most acclaimed in the world.

Chiaroscuro: An Italian term that means 'light-dark'. In paintings it refers to clear tonal contrasts which are often used to suggest volume. It's a technique that became prominent during Renaissance period.

Etching: A method of making prints from a metal plate into which the design has been incised by acid. The plate is then inked all over, wiped clean then paper is pressed onto it resulting in an image.