Nathan Altman was a Russian avant-garde artist who was active in the early 20th century. He was known for his Cubist-influenced paintings and his involvement in the Russian Futurist movement. Altman's work often explored themes of modern urban life and the human figure.

Niki de Saint Phalle was a French-American artist known for her bold, colorful sculptures and installations. She was a pioneer of the "Nouveau Réalisme" movement, which sought to challenge traditional art forms. Her most famous works include the Tarot Garden in Italy and the Nana sculptures, which depicted voluptuous female figures. Saint Phalle's art often explored themes of feminism, social justice, and the human condition.

Josef Albers was a German-American artist and educator. He is best known for his series of paintings titled "Homage to the Square," which explored the interaction of colors within a limited set of geometric forms. Albers was a influential figure in the Bauhaus movement and his teachings on color theory had a significant impact on the development of modern art.

Bruce McLean is a Scottish artist known for his conceptual and performance art works. He emerged in the 1960s as a leading figure in the British avant-garde art scene, challenging traditional notions of art and the role of the artist. McLean's work often involves humor, satire, and a playful engagement with the art world. He has been recognized for his innovative and unconventional approach to art-making, which has influenced subsequent generations of artists.

Giorgio De Chirico was an Italian painter and a prominent figure in the metaphysical art movement. He is known for his dreamlike, enigmatic paintings that often depict deserted city squares and classical architecture. De Chirico's work was influential in the development of surrealism and had a significant impact on the art world in the early 20th century.

Carlo Carrà was an Italian painter and a leading figure of the Futurist movement. He was known for his dynamic and innovative paintings that captured the energy and speed of modern life. Carrà's works often featured urban scenes, machinery, and the human figure in motion, reflecting the Futurist's fascination with technology and the changing pace of the modern world.

Constantine Andreou was a Greek sculptor and painter who was active in the 20th century. He is considered one of the leading figures of modern art in Greece. Andreou's work was heavily influenced by Cubism and Expressionism, and he is known for his abstract sculptures and paintings that explore themes of the human form and the natural world.

İsmet Güney is a Turkish painter and sculptor who is known for his contributions to modern art in Turkey. He is considered one of the pioneers of abstract art in the country. Güney's works often explore themes of nature, spirituality, and the human condition, and he is recognized for his innovative use of materials and techniques. His art has been exhibited both nationally and internationally, and he has received numerous awards and accolades for his achievements.

Irving Amen was an American painter and printmaker known for his abstract expressionist works. He was part of the New York School of artists in the mid-20th century, and his paintings often featured bold, gestural brushstrokes and vibrant colors. Amen's art was influenced by the work of other modern artists such as Jackson Pollock and Willem de Kooning.

Brian O'Doherty is an Irish-American artist, critic, and scholar who has made significant contributions to the understanding of modern art. He is known for his conceptual and installation-based works, as well as his influential writings on art theory and criticism. O'Doherty's work often explores the relationship between art and its institutional context, challenging traditional notions of art and its presentation.

Nadir Afonso was a Portuguese abstract painter and architect. He was known for his geometric abstract paintings that explored the relationship between art and mathematics. Afonso was a pioneer of the Concrete Art movement in Portugal and his work was influenced by the theories of Piet Mondrian and the Bauhaus school.

Sol LeWitt was a pioneering American artist associated with the Conceptual art and Minimalist art movements. He is known for his wall drawings and sculptures that explore the relationship between the idea and its physical manifestation. LeWitt's work often involved the use of simple geometric forms and repetitive patterns, emphasizing the process of art-making over the final product.

Maurice de Vlaminck was a French Fauvist painter known for his bold, expressive brushwork and vibrant use of color. He was a key figure in the Fauve movement, which emphasized spontaneous, emotive painting over traditional techniques. Vlaminck's works often depicted landscapes and scenes of everyday life, capturing the energy and dynamism of the modern world.

Diego Rivera was a prominent Mexican painter and muralist who played a significant role in the Mexican Muralist movement. He was known for his large-scale public murals that depicted Mexican history, culture, and social issues. Rivera's art was heavily influenced by Mesoamerican art and Marxist ideology, and he was a prominent figure in the Mexican communist movement. His most famous works include the murals at the Palacio Nacional in Mexico City and the Detroit Institute of Arts in the United States.

Georgia O'Keeffe was an American modernist painter known for her large-scale paintings of flowers, landscapes, and architectural forms. She is considered one of the most significant artists of the 20th century.

Pierre Alechinsky is a Belgian painter and printmaker, known for his abstract expressionist style. He was a member of the CoBrA group, an avant-garde art movement that emerged in the late 1940s. Alechinsky's works often feature organic, biomorphic forms and a vibrant, energetic use of color. He has had numerous solo and group exhibitions worldwide, and his art is held in the collections of major museums.

Yaacov Agam is an Israeli artist known for his pioneering work in kinetic and op art. He is considered a leading figure in the field of abstract and geometric art. Agam's artworks often feature dynamic, interactive elements that change in appearance as the viewer moves around them. His innovative use of color, light, and movement has made him a highly influential figure in the world of modern art.

Jacob Lawrence was an American painter who was known for his modernist depictions of African-American life. He was a prominent figure in the Harlem Renaissance, a cultural movement in the 1920s that celebrated African-American art, music, and literature. Lawrence's paintings often portrayed the struggles and experiences of African-Americans, and his work is recognized for its bold, vibrant colors and dynamic compositions.

Kyung-Hee Hong is a contemporary South Korean artist known for her abstract paintings. She is considered a prominent figure in the modern art scene in South Korea, exploring themes of nature, spirituality, and the human experience through her unique visual language.

Ellinor Aiki is a contemporary Finnish artist known for her abstract paintings and installations. Her work often explores themes of nature, spirituality, and the human experience. Aiki's style is characterized by the use of vibrant colors, organic forms, and a focus on the materiality of paint. She has exhibited her work internationally and has received critical acclaim for her unique and evocative artistic vision.