Somers will be joined by speakers including Jennie Price, chief executive of Sport England, and TV star and physicist Professor Brian Cox.
This year’s event focuses on creating the future for digital, and will showcase the latest developments and innovation within the digital advertising industry.
IAB’s chief executive, Jon Mew, said: "Digital advertising is not only the largest, and fastest-growing medium, it’s the best way to reach and wow consumers, and we have an important role to play in creating its future.
"Ever-evolving technology provides unparalleled creativity and limitless ways to reach, connect and engage with people. In its 13th year, this unmissable event will put digital at centre stage."
For the second year in a row, Campaign is supporting the event as an exclusive media partner.
Campaign readers can save 20% by using voucher code CAMPAIGN20 through 31 August 2017. The voucher code can only be redeemed when booking on the IAB website.
Confirmed speakers include:
Emily Somers, vice-president marketing and food development, McDonald’s UK;
Jennie Price, chief executive, Sport England;
Katy Newton, AI Creative producer;
Professor Brian Cox, physicist;
Matevz Klanjsek, chief procurement officer and co-founder, Celtra;
Tracy de Groose, chief executive, Dentsu Aegis Network UK & Ireland.