Yes, charisma can be learnt

It's all about personal mindsets you can adopt, and the nonverbal cues you can use to present them. If you want to boost your charisma, practice a combination of power, warmth and presence.
Finally, learn to be a great storyteller.

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Power
Power is what others perceive as your ability to make things happen. Show that you believe in your abilities, values, and knowledge.
-Posture
-Dress code
-Voice


Warmth
Stay warm and connected. It's important to know that you cannot fake warmth.

"Power without love is reckless and abusive, love without power is sentimental and anaemic"
~ Martin Luther King Jr

Presence
You need to be completely here, in this moment.
The ability to notice when your mind wanders and redirect your thoughts back into the present moment is a leadership habit.
Some nonverbal behaviours you should pay attention to:
-Eye contact
-Body language


The stories you tell
… He put his story in the context of his adopting history. He drew people in with the value that is core to most if not all: family. He shared personal information. …