Maria Persson Gulda: Maria Persson Gulda (CTO at H2 Green Steel. Prior to joining H2GS, she was a partner at McKinsey, and has a doctorate in Applied Physics from Harvard University. She presented at several events at COP27) showcased, in a fascinating talk, the assertive confidence of leveraging on professional partnerships, the unapologetic enthusiasm for wanting to engage in a new business adventure at the same time as having a baby, and even the joyful mindfulness of living intensely, grasping every moment.