Registration and Tickets

Free lecture series

The majority of Sydney Ideas events are free and open to all, with online registration requested. Simply follow the links on each page. A e-reminder is sent two days before each event to those who have registered.

Seating at these events is unreserved and doors are open 15 minutes prior to the lecture start.

Ticketed lecture series

The Seymour Centre Box Office is the ticketing agent for all ticketed Sydney Ideas events. Visit the Seymour Centre website for further Box Office Information

Phone bookings: 02 9351 7940

In person: Seymour Centre Box Office, Cnr of Cleveland St and City Rd, Chippendale. Sydney. Tickets are available at the door for all lectures unless sold out in advance.

Online: the Seymour Centre provides online booking for ticketed Sydney Ideas events. Simply follow the links in the feature pane to the right of each lecture listed on this site.

For ticketed lectures held at the Sydney Conservatorium of Music’s Verbrugghen Hall, the St James city campus Law School, the Great Hall and MacLaurin Hall, a Seymour Centre box office will be open one hour prior to the lectures at the venue.

All Sydney Ideas lectures are general admission, so tickets are not allocated to a particular seat. Doors open 15 minutes prior to each lecture, so please be early to pick up your tickets from the box office, particularly if you wish to secure an optimum seat.

If an event is sold out, this will be advertised on the website.

Ticket prices

All Sydney Ideas events at the main Camperdown campus are $20 full price and $15 concession. Booking fees may apply.

We have special offers available for University of Sydney staff and students, Alumni of the University of Sydney and students from other institutions.

University of Sydney Students, Staff and Alumni

Free tickets are available for all University of Sydney students, staff and alumni to any ticketed Sydney Ideas event at the main Camperdown Campus. We now have a system where you can register for these online. Please follow the links on each event page.

For select city events that include catering we provide a discount for staff, students and alumni.

You can still pick up a ticket from the Seymour Centre box office at any time once they are on sale. You will need to collect the ticket in person and show identification at the box office.

Please note that there may be a limited number of free tickets available for high-demand events. If these free tickets are no longer available, the website will advertise this.

Sample of Alumni Card

University of Sydney Alumni

All University of Sydney Alumni are eligible for one free ticket for each Sydney Ideas ticketed event held at the Camperdown campus.

You can register for an event online and then you need to show your Alumni card at the box office in person, either on the night or in advance, at the Seymour Centre box office.

Please note that there may be a limited number of free tickets available for high-demand events. If you do not yet have a University of Sydney Alumni card please contact the Alumni Relations Office for more information on 02 9036 9222 or visit this website for instructions on how to apply for a card.


Gleebooks Gleeclub members are eligible for concession price tickets to all events. Please quote your membership number on the phone or show your card at the Seymour Box Office when you book.