Leadership Memphis is accepting applications for its 2013 Grassroots Leadership Program through Saturday, Sept. 29. The program, which teaches leadership skills and techniques to implement community change, includes 11 sessions between October and March. Visit leadershipmemphis.org.

The Memphis Research and Innovation Expo, showcasing global advances being made at The University of Memphis and at local research-oriented companies, will be held Thursday, Sept. 27, from 9 a.m. to 3 p.m. at the university’s FedEx Institute of Technology, 365 Innovation Drive. Retired U.S. Army four-star Gen. Stan McChrystal will speak. Visit memphis.edu/fedex or call 678-5105.

Sales & Marketing Society of the Mid-South will hold a roundtable with Tim Nicholson, principal for Bigfish LLC, titled “Building Your Personal Brand” Thursday, Sept. 27, from 7:30 a.m. to 8:30 a.m. at Panera Bread, 4530 Poplar Ave., suite 101. Tickets at the door are $20. Visit sms-midsouth.org.

Downtown Memphis Commission will hold its Vision Awards presentation and open house Thursday, Sept. 27, from 4 p.m. to 7 p.m. at its offices, 114 N. Main St. Email rsvp@downtownmemphis.com.

The Shelby County Board of Education will meet Thursday, Sept. 27, at 5:30 p.m. at the Memphis City Schools Teaching & Learning Academy, 2485 Union Ave. Visit scsk12.org.

The University of Memphis’ Marcus W. Orr Center for the Humanities will host a free lecture titled “Partisanship and the Presidency” Thursday, Sept. 27, at 6 p.m. in the university center theater on the U of M campus. University of Minnesota professor Karlyn Campbell will discuss the historical growth of executive power through military engagements. Visit memphis.edu/moch or call 678-2520.

Team Green Zone and Smith & Nephew will host the Reality of Green conference Friday, Sept. 28, at 8:30 a.m. at Smith & Nephew’s headquarters, 7135 Goodlett Farms Parkway. Space is limited. Visit teamgreenzone.com.

Memphis Botanic Garden will hold its garden show and fall plant sale Friday, Sept. 28, and Saturday, Sept. 29, from 9 a.m. to 5 p.m. at the garden, 750 Cherry Road. Cost is free. Visit memphisbotanicgarden.com for a schedule of talks and entertainment.

The South Main Art Trolley Tour will be held Friday, Sept. 28, from 6 p.m. to 9 p.m. in the South Main Historic Arts District. Among the exhibits, Leadership Memphis’ Gallery 363 will hold an opening for art by Megan Hurdle. Email info@southmainmemphis.net.