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RECORDEDMarch 12 Wednesday1:00 PM → 2:30 PMSessions: 1Instructor: Dan Sherman, PhDLocations: Hybrid - At Oasis and OnlinePi is one of the best-known and most-studied numbers in all of mathematics. Although first measured by geometers in ancient times, it permeates all branches of mathematics and is used to test computers as they compute pi's value to trillions of digits. This class will review some of the surprising places pi shows up as a way of introducing complex... read more -
RECORDEDMarch 19 Thursday10:30 AM → 12:00 PMSessions: 1Instructor: Allen Pietrobon, Associate Professor of Global Affairs, Program Chair, Global Affairs Department, Trinity UniversityLocations: Hybrid - At Oasis and OnlineIn the early 20th century, the United States was renowned for its unique and respected food culture, drawing culinary tourists from Europe. Today, however, American cuisine is often criticized—perhaps unjustly—for its ties to fast food and processed fare. Join historian Allen Pietrobon for a fascinating look at how and why American food has transformed... read more -
RECORDEDMarch 19 Thursday1:00 PM → 2:30 PMSessions: 1Instructor: Steven Gimbel, Professor of Philosophy, Gettysburg CollegeLocations: Online Class(See other classes in this series: #109, 145, 223.) In 17th century England, as a bloody civil war raged, philosophers started taking the senses seriously. If seeing is believing then what exactly should we believe and what does this tell us about ourselves and how we should act and... read more -
RECORDEDMarch 18 Tuesday1:00 PM → 2:30 PMSessions: 1Instructor: Judy Scott Feldman, Ph.D., Art Historian/National Mall CoalitionLocations: Hybrid - At Oasis and Online(BUNDLE AND SAVE $12 when you also sign up for related classes #173, 182, 201) Charlemagne, King of the Franks and Emperor of the Romans from 800, called his new capital in the northern city of Aachen, the “Second Rome.” He commissioned builders, mosaicists, and artists from Rome and Byzantium, as well as from Irish and Anglo-Saxon monasteries in the... read more -
RECORDEDMarch 25 Wednesday1:00 PM → 2:30 PMSessions: 1Instructor: Judy Scott Feldman, Ph.D., Art Historian/National Mall CoalitionLocations: Hybrid - At Oasis and OnlinePortraits are more than likenesses, they can communicate character, accomplishment, identity, and authority. Hans Holbein the Younger, one of the most accomplished portraitist of the 16th century, captured in his iconic portraits of Henry VIII and Sir Thomas More contrasting qualities and moods – the king’s supreme power and authority, the minister’s... read more -
RECORDEDMarch 26 Thursday10:30 AM → 11:30 AMSessions: 1Instructor: Rhetta Vinson, Outreach Coordinator, JCA Connect-A-RideLocations: Hybrid - At Oasis and Online(See related classes: #150, 165, 193, 240.) Just because you no longer drive doesn't mean you need to be stuck at home. Connect-A-Ride (CAR) is a free service that helps older and disabled adults find the transportation they need. A CAR representative will discuss a variety of transportation options available in Montgomery County including public transit,... read more -
RECORDEDMarch 20 Thursday1:00 PM → 2:30 PMSessions: 1Instructor: Steven Gimbel, Professor of Philosophy, Gettysburg CollegeLocations: Online ClassMarie Curie won two Nobel prizes, yet her earliest education had to be conducted in secret because it was illegal to teach women. She faced misogyny and bigotry her entire life, but still managed to change physics and chemistry forever. She also challenged our understanding of gender and science. We will look at the full range of lessons she taught... read more -
RECORDEDMarch 25 Tuesday10:30 AM → 12:00 PMSessions: 1Instructor: David Silbey, Director of Teaching and Learning, Cornell University, Cornell in WashingtonLocations: Hybrid - At Oasis and OnlineAfter the breakout from Normandy, the Allies thought the war might be over by Christmas 1944. It was not to be. Instead, there was a long hard fight to the end, with failed airborne operations, German counterattacks, and inter-allied squabbles. This class will look at how the Allies managed their ultimate triumph in Europe, looking at the battles, soldiers,... read more -
RECORDEDMarch 25 Tuesday1:00 PM → 2:30 PMSessions: 1Instructor: Judy Scott Feldman, Ph.D., Art Historian/National Mall CoalitionLocations: Hybrid - At Oasis and Online(BUNDLE AND SAVE $12 when you also sign up for related classes #173, 182, 193) In the nation’s capital, the architectural style of our monuments, museums, and public buildings is intended to symbolize our identity as a people and a nation. This idea is embedded in the original 1791 L’Enfant Plan and reaffirmed and revised with the 1902 McMillan Plan. In... read more -
RECORDEDMarch 31 Tuesday1:00 PM → 2:30 PMSessions: 1Instructor: David B Lindauer, Lt. Colonel (Ret.), US Army Signal CorpsLocations: Hybrid - At Oasis and OnlineOn 17 February 1864, the HL Hunley, a submarine engineered and manufactured in the Confederacy, became the first sub in history to sink an enemy warship, the USS Housatonic. It disappeared that same night; but that was only the beginning of its remarkable story, for its fate remained hidden for 131 years. This presentation looks at the Hunley and why it was... read more -
RECORDEDApril 1 Wednesday10:30 AM → 12:00 PMSessions: 1Instructor: Victor Rezmovic, Computer InstructorLocations: Hybrid - At Oasis and OnlineNeed a new recipe? Help planning a trip? Ideas on what to do with your grandkids during a visit? This is the presentation for you! AI is everywhere — from the apps on our phones to the headlines in our news. But what exactly is AI, and how can it help us in our daily lives? In this introductory talk, we’ll break down some basic AI terminology and take a... read more -
RECORDEDMarch 26 Wednesday10:30 AM → 12:00 PMSessions: 1Instructor: Stephen Klatsky, Retired Attorney and Baseball AficionadoLocations: Hybrid - At Oasis and Online2024 was an incredible season. The Dodgers defeated the Yankees in the World Series. Shohei Ohtani became the first 50 HR/50 SB/50 hitter. Aaron Judge had a 3rd season of over 50 HRs. And this Hot Stove Free Agent winter saw several signings that will make the 2025 season as memorable as that of 2024. How will your team fare in 2025? Play... read more -
RECORDEDMarch 26 Wednesday1:00 PM → 2:30 PMSessions: 1Instructor: Ernest Liotti, Faculty, Peabody InstituteLocations: Hybrid - At Oasis and Online(BUNDLE & SAVE $6 when you also sign up for related class #225.) In this class we will hear and compare different performances of the standard repertoire for women’s voices. A variety of historic recordings will be put to the test – and YOU will decide which ones you liked the most. Hear from Callas, Ponselle, Tebaldi, Nilsson, Stevens, and... read more -
RECORDEDMarch 27 Thursday10:30 AM → 12:00 PMSessions: 1Instructor: Bernadette Sweeney, Elder Law AttorneyLocations: Online Class(BUNDLE & SAVE $9 when you also sign up for related classes #116 and 127.) A durable power of attorney, whether it is for financial or medical matters, is one of the most important documents you can execute. In some ways, it is even more useful than a will, so it is essential that the power of attorney be tailored to your specific circumstances. Join... read more -
RECORDEDMarch 27 Thursday1:00 PM → 2:15 PMSessions: 1Instructor: Owen Ullmann, Journalist and AuthorLocations: Hybrid - At Oasis and OnlineMore than 150 armed conflicts--including 90 outside national borders--are raging around the globe, the most since World War II. Some grab international headlines, such as Russia's invasion of Ukraine and Israel's war with terrorist groups and armed militias along its borders in Gaza and Lebanon. Most conflicts, however, escape the developed world's... read more -
RECORDEDMarch 27 Thursday1:00 PM → 2:00 PMSessions: 1Instructor: Dr. Otis Brawley, Johns Hopkins Kimmel Cancer CenterLocations: Online ClassDr. Otis Brawley leads a broad interdisciplinary research effort of cancer health disparities at the Johns Hopkins Bloomberg School of Public Health and the Johns Hopkins Kimmel Cancer Center, working to close racial, economic and social disparities in the prevention, detection and treatment of cancer in the United States and worldwide. For Colorectal... read more -
RECORDEDApril 1 Tuesday10:30 AM → 12:00 PMSessions: 1Instructor: Jennifer Paxton, Clinical Associate Professor, Department of History, The Catholic University of AmericaLocations: Hybrid - At Oasis and OnlineMagna Carta was granted by King John of England in 1215, but in many ways it belongs among the founding documents of the United States. Historian Jennifer Paxton traces the transformation of Magna Carta from a list of concessions granted by an unpopular medieval king into a blueprint for good government and sound judicial practice, including the rights to... read more -
RECORDEDApril 8 Wednesday1:00 PM → 2:30 PMSessions: 1Instructor: Judy Scott Feldman, Ph.D., Art Historian/National Mall CoalitionLocations: Hybrid - At Oasis and OnlineHistory painting, considered the highest form of painting for centuries, went out of fashion in the 19th century with the rise of impressionism and modernism. The tradition has been reinvigorated in the works of American contemporary artist Kerry James Marshall. In this talk we’ll look at why history painting was considered by Italian Renaissance painters... read more -
RECORDEDApril 1 Tuesday1:00 PM → 2:30 PMSessions: 1Instructor: Denver Brunsman, Associate Chair, Department of History, George Washington UniversityLocations: Hybrid - At Oasis and OnlineGeorge Washington’s youth is the least understood period of his life. In this talk, Professor Denver Brunsman, Chair of the History Department at George Washington University, will explore Washington’s difficult relationship with his mother, Mary Ball Washington; his early experiences surveying and soldiering, which put him into close contact with... read more -
RECORDEDApril 2 Wednesday10:30 AM → 11:45 AMSessions: 1Instructor: Alan I. Saltman, AuthorLocations: Hybrid - At Oasis and OnlineIn this class we’ll examine Churchill and Chamberlain -- their similarities and differences and their 20 year-long antagonistic relationship. We’ll then explore the incredible story of how that relationship was resurrected in the months after Germany invaded Poland in September, 1939, to the point that the two stood together as loyal colleagues in late... read more
