Complete the chart with the information from the image.

Based on the provided image, here's the chart with available headers:

Name	Time period	Innovation in aircraft building
Hero of Alexandria
Leonardo da Vinci
The Montgolfier brothers
Sir George Cayley
The Wright brothers

Note: The Time period and Innovation in aircraft building columns are empty because the image only provides the names. You would need to listen to the interview to fill in the missing information.