YouTube thumbnail: Promotional graphic featuring a smiling woman on the right, set against a bold yellow and black background. On the left, large yellow text reads “LEARNING POWER BI & ACCESSIBLE DESIGN,” with the word “Welcome” above in white stylized font and decorative lines. Bottom left corner displays a yellow hexagon logo with the letters “SF.” Bottom right corner includes a red “SUBSCRIBE” button with a white play icon, inviting viewers to follow the channel. The design highlights educational content focused on data visualization and inclusive design. Click to be directed to the video on YouTube.