Gordana Matic does not appear to be a widely recognized figure or concept in public knowledge up to October 2023. It's possible that she may be a private individual, or a figure that has gained prominence after that date, or may be associated with a specific field or context that isn’t widely known.

Hans Freudenthal (1905–1990) was a prominent Dutch mathematician and educator, known for his contributions to mathematics education and the foundations of mathematics. He played a pivotal role in developing the field of mathematics education and was a strong advocate for the importance of teaching mathematics in a way that is relevant and connected to the real world.

Haynes Miller is a prominent mathematician known for his work in the fields of algebraic topology and category theory. He is a professor at the Massachusetts Institute of Technology (MIT) and has made significant contributions to the understanding of stable homotopy theory and related areas. His research often involves the study of spectral sequences, homotopy theory, and the application of category-theoretic methods to problems in topology. Miller is also recognized for his teaching and mentoring of students in mathematics.

Horst Schubert might refer to different individuals depending on the context, but one notable person by that name was a German physicist known for his contributions to the field of solid-state physics. However, he is not widely recognized in popular culture or history, so more specific details would be necessary to provide additional context.

Isadore Singer was an American mathematician, best known for his work in the fields of mathematics and theoretical physics, particularly in the areas of differential geometry, algebraic topology, and mathematical physics. He is renowned for co-developing the concept of the "Atiyah-Singer index theorem," which relates the analytical properties of differential operators to topological properties of manifolds. This theorem has had a profound impact on various areas of mathematics and theoretical physics.

As of my last update in October 2021, Maciej Zworski does not seem to be a widely recognized public figure, so additional context is necessary to provide accurate information.

Jean Lannes is a French mathematician known for his contributions to algebraic topology and homotopy theory. He has worked on various topics, including stable homotopy theory, operads, and the study of certain types of algebraic structures in relation to topological spaces. Lannes is particularly recognized for his work on the Lannes-Treumann theory, which relates to the representation of stable homotopy groups and other areas of algebraic topology.

Jeffrey H. Smith could refer to multiple individuals, as it is a common name. Without additional context, it's difficult to specify which Jeffrey H. Smith you are referring to.

Gerard K. O'Neill (1927–2020) was an American physicist and a prominent advocate for space exploration and the colonization of space. He is best known for his work on space habitats, particularly the concept of O'Neill cylinders, which are large rotating cylindrical structures designed to provide artificial gravity for human habitation in space.

John Edwin Luecke appears to be a less widely known individual, and there may not be a significant amount of publicly available information about him. If you are seeking information about a specific John Edwin Luecke, such as a scholar, artist, or professional in a certain field, please provide additional context or details.

Kathryn Mann is a prominent economist known for her research in the fields of macroeconomics, monetary economics, and labor economics. She often focuses on issues related to the labor market, economic policy, and the impact of monetary policy on the economy. Mann has contributed to various academic journals and has been involved in discussions around economic trends and policy-making.

As of my last knowledge update in October 2023, there is no widely recognized figure, concept, or event specifically known as "Jonathan Mock Beck." It is possible that it could refer to a person, a fictional character, or a term that has emerged after my last update.

Mary Gertrude Haseman is known for her work in the field of psychology, particularly in the early to mid-20th century. She contributed to the study of child psychology and was involved in various educational and research initiatives. In addition to her academic work, her contributions to the psychological community and publications have also been recognized.

Kiyoshi Igusa is a prominent mathematician known for his work in the fields of topology, differential equations, and mathematical physics. He is particularly noted for his contributions to the study of dynamical systems and the application of mathematical concepts to physical problems. His research often intersects with other areas of mathematics, and he has published numerous papers and books throughout his career. Igusa has also been involved in mathematical education, sharing his knowledge with students and the broader mathematical community.

Leopold Vietoris (1891–2002) was an Austrian mathematician renowned for his contributions to topology and algebraic topology. One of his notable achievements is the Vietoris topology, which he developed in the context of the study of topological spaces. This topology is significant in the fields of general topology and the foundations of algebraic topology.

Marc Lackenby is a mathematician known for his work in the field of topology and low-dimensional topology, particularly in relation to knot theory and 3-manifolds. He has contributed to the study of invariants of knots and links, and his research often explores the connections between algebraic structures and topological properties.

Mark Goresky is a mathematical scientist known for his contributions to the fields of topology, geometry, and applied mathematics. He has worked on various topics, including differential topology and the study of Morse theory. Goresky is also recognized for his work in the development of tools and theories applicable to both pure and applied mathematics.

Michael Hutchings is a mathematician known for his work in geometry and topology, particularly in the areas of symplectic geometry, gauge theory, and contact geometry. He has made significant contributions to the study of three-dimensional manifolds and the development of various mathematical tools and techniques. One of Hutchings' notable contributions is in the field of holomorphic curves in symplectic geometry, especially related to the Gromov-Witten invariants and their applications to the study of three-manifolds.

Michael Weiss is a prominent mathematician known for his contributions to algebraic topology, particularly in the field of stable homotopy theory and related areas. He has studied various topics related to the topology of manifolds, spectral sequences, and derived categories. Weiss is also known for his work in the study of the relationships between algebraic topology and other fields, including differential topology and algebraic geometry.

Miroslav Katětov was a prominent Czech mathematician known for his work in functional analysis, topology, and other areas of mathematics. He was born on January 28, 1928, and passed away on December 5, 2020. Katětov made significant contributions to the field, including research on topological spaces and various concepts in functional analysis.