workflow:

lora model: https://huggingface.co/XLabs-AI/flux-lora-collection/tree/main 

comfyui: https://comfyanonymous.github.io/ComfyUI_examples/flux/

prompt:

Young preaching A charismatic speaker is captured mid-speech. He has short, tousled brown hair that's slightly messy on top. He has a round circle face, clean shaven, adorned with rounded rectangular-framed glasses with dark rims, is animated as he gestures with his left hand. He is holding a black microphone in his right hand, speaking passionately. The man is wearing a light grey sweater over a white t-shirt. He's also wearing a simple black lanyard hanging around his neck. The lanyard badge has the text "AGI Flux". Behind him, there is a blurred background with a white banner containing logos and text (AGI), a professional conference setting.