Final answer:
Pablo Picasso is the artist associated with Dora Maar in both documenting his creation of 'Guernica' and modeling for his 'Weeping Woman' series. 'Guernica' is an anti-war painting that uses stark monochromatic tones and abstract figures to convey the chaos and destruction of war.
Step-by-step explanation:
The artist who took pictures of Dora Maar making 'Guernica' and used her as a model for 'Weeping Woman' pieces is a) Picasso. Pablo Picasso is renowned for his pioneering work in Cubism and also for his creation of the monumental, monochromatic painting, 'Guernica', which stands as a poignant symbol against the horrors of war. Painted in 1937, 'Guernica' powerfully encapsulates the terror and chaos of war through its abstract style and dramatic diagonals, communicating a narrative of destruction and despair.
Furthermore, Dora Maar, a photographer and painter who was also Picasso's lover, is historically known for documenting the creation of 'Guernica'. This documentation includes photographs of the work in progress, showcasing Picasso's intense engagement with the subject of war's brutality. Moreover, Maar herself was immortalized by Picasso in the series of paintings known as 'Weeping Woman', reflecting the grief and suffering associated with the violence depicted in 'Guernica'.