ACS President Bruce E. Bursten (left) and AIChE President Dale Kearns pose for a celebratory photo during the ACS/AIChE opening reception.

During a well-attended outreach event at Audubon Aquarium of the Americas, a child learns about cohesion by dropping soapy water on pennies.

There is never a quiet moment on Bourbon Street.

Several ACS leaders were spotted sporting these pins proclaiming the society's vision statement in Chinese.

Undergraduates Tiffany Brewer (from left), Punam Patel, and Kiran Vaswani of the University of Tennessee at Martin took an opportunity to enjoy the good weather.

ACS Immediate Past-President Catherine T. Hunt (left), President Bruce E. Bursten, and President-Elect Tom Lane (right) attended the Committee on Minority Affairs luncheon.

ACS Executive Director and CEO Madeleine Jacobs (left) and Board Chair Judith L. Benham greet New Orleans native and ACS councilor Jack H. Stocker during a special reception.

James M. Landis, chair of the Committee on Chemists with Disabilities, pauses for a photo before going to the convention center.

Columbia University professor Ronald Breslow (from left), Caltech professor Harry B. Gray, Garvan-Olin awardee Elizabeth Theil, WCC Chair Amber S. Hinkle, and ACS President Bruce E. Bursten gather for a photo after the Women Chemists Committee luncheon.

Algernon T. Kelley, a 4th-year graduate student in chemistry at Louisiana State University, discusses his research during Sci-Mix.

Supporters and former student participants of Project SEED gathered for afternoon tea. From left: ACS Executive Director and CEO Madeleine Jacobs, supporter Jeanne Pimentel, former student Marc A. McKithen, Past-President Mary L. Good, former student Rita Baskett, and longtime donor Barbara Ullyot.

In much of New Orleans, signs of Hurricane Katrina's impact remain.

During the Student Affiliates' Chem Demo Exchange, Micah Tompkins of Texarkana College leads an experiment on the nature of polymer films.

Priestley Medalist Gabor A. Somorjai signs copies of C&EN at the Publications Division/C&EN booth.