Today

Old Fort Western’s 24th Annual Winter Lecture Series final lecture, 1 p.m., Learning Gallery at the Augusta City Center, 16 Cony St., Augusta. For more details, call Linda Novak, 626-2385. 

Monday

“How the Great Depression Changed America,” a University of New England Center for Global Humanities presentation by Ted Gup, 6 p.m. at the WCHP Lecture Hall on the Portland Campus. A reception will precede the talk at 5 p.m. at the UNE Art Gallery. Both events are free and open to the public. For more details, visit www.une.edu. 

Monday and Tuesday

“Military and Medical Perspectives,” nuclear arms security issue talks, sponsored by Physicians for Social Responsibility, Maine Chapter Center for Arms Control and Non-Proliferation, 1 p.m. screening of “Countdown to Zero” with follow-up discussion, Frontier Cafe Cinema and Gallery, Fort Andross, 14 Maine St., Brunswick; and at 6 p.m., University of Southern Maine, Masterton Hall, Room 113, Portland; noon Tuesday at University of New England College of Osteopathic Medicine, Alfond Center for Health Sciences, Room 304, Biddeford; and 6 p.m., Unity College Centre for the Performing Arts, Unity. All events are free and open to the public. For more details, contact Roger Fenn at [email protected]. 

Tuesday

Coastal Career Network free workshop to discuss Maine’s composite industry, 1 to 3 p.m. at the Goodwill Workforce Solutions Center — BRAC Transition Center, Building No. 150, Brunswick Naval Air Station. Composite Industry experts will share information about new composite technology and current composite projects in Maine. Open to the public. Pre-registration required by calling 373-0754. For more details, go to www.goodwillnne.org. 

“Facebook for Your Future,” a Portland Music Foundation “Music as a Profession” workshop led by PMF president Pat May, 6 p.m. (doors at 5:30 p.m.), Rines Auditorium at Portland Public Library. Open to Portland Music Foundation members. Membership is available on site at $20 for individuals, $40 for bands. For more details, visit [email protected]. 

Wednesday

A free Homebuying Seminar, from 6 to 8 p.m. at the Saco & Biddeford Savings Operations Center, 50 Industrial Park Road, Saco. Mark Jones, senior vice president and director of residential lending, will talk about setting priorities for a new home within the context of your overall goals, assessing finances, selecting a lender, considering a buyer’s broker, financing options and preparing for closing. Space is limited. Reservations are requested. For more details, call Michelle Prejean at 602-7337 or email [email protected]. 

Networking event sponsored by the University of Southern Maine and PROPEL, 5:30 to 7:30 p.m. at Marriott Residence Inn Downtown, 145 Fore St., Portland. To feature a tasting by local mead maker, Maine Mead Works, a cash bar and appetizers. University of Southern Maine students invited to attend and mingle with PROPEL members. Reservations required at www.residenceinndowntownportland.com. 

Family Finances Seminar, 6:30 to 8:30 p.m. at the Institute for Financial Literacy, 260 Western Ave., South Portland. Cost: $50. Call 221-3601 or visit www.financiallit.org. 

Meeting and reception of the National Association of Women in Construction, Maine Chapter 276, 5:15 p.m., Associated Builders and Contractors Inc. office, 45 Melville St., Augusta. Cost: $15 for members. Prospective members and guests may attend free of charge. For more details, email Heidi Rodzen at [email protected] by Friday. 

Wednesday and Thursday

Maine Contractors and Builders Alliance OSHA Safety Class, 8 a.m. to 3:30 p.m. Wednesday and 8 a.m. to noon Thursday at I&S Insulation in Wiscasset. The class is free for MCBA members and their employees. Coffee and refreshments to be provided. Attendees should bring a lunch. To register, call 230-0261 or email at [email protected]. 

Thursday

“Valuing a Business,” workshop on developing a plan to purchase a business, 6 to 9 p.m., SCORE offices, 100 Middle St., second floor, East Tower, Portland. Cost is $35 with online registration. For more information or to register, call 772-1147 or visit www.scoremaine.com. 

“Social Network … In Real Life,” sponsored by Midcoast Magnet, 5:30 to 7:30 p.m., Waterfall Arts, Belfast. Speaker Matt Prindi- ville of the Natural Resources Council of Maine will speak on “Earthday 2011: Creating a Thriving Economy and Environment.” The band Kings Jazz will perform. RSVP is via Facebook or [email protected]. Cost: $5. 

Saturday

Family Finances Seminar, 10 a.m. to noon at the Institute for Financial Literacy, 260 Western Ave., South Portland. Cost: $50. Call 221-3601 or visit www.financiallit.org. 

Upcoming

Maine Real Estate & Development Association Breakfast Seminar with Maine Department of Environmental Protection Commissioner Darryl Brown, 7:30 to 9 a.m., April 27 at the Hilton Garden Inn, Auburn Riverwatch. Members, $25, all others $30. Sign-up deadline: Friday. For more information and to register, visit www.mereda.org.