Nadezhda Kozikova is a vintage Murano glass and Italian lighting specialist and dealer based in Northern Italy, with over eight years of experience sourcing and authenticating collectible Italian lighting. As founder of Vintage Glass Gems, she works with collectors and interior designers worldwide, buying and selling authentic mid-century Italian pieces — pendants, chandeliers, sconces, and table lamps — with a focus on traditional Murano techniques including filigrana, sommerso, and pulegoso. She offers expert commentary on Murano glass authentication, the vintage Italian lighting market, interior styling with vintage pieces, and practical guidance for international buyers on sourcing, condition assessment, and shipping.