Do you know if they have any connection with your organization?

You have someone in mind who can not only speak authoritatively on the topic, but who can also draw those coveted attendees. What is the best way to approach this potential speaker and get him or her to buy into your webinar? You may know they are an expert on the subject, but do you know the details of their education, publications or awards?
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Hertha:
I want to answer to tell him off and just yell and then hang up and block the number but is it worth it?
(6 November 2016)

Hertha:
Im finally happy, with someone who treats me right and that i love.
(6 November 2016)

Hertha:
My boyfriend, who sadly works with him same shifts and all, said that my ex friend told him that he was going to try to call me after 2.5 months of not talking to me just to say hi and he also mentioned that my ex friend sounded serious.
(6 November 2016)

Hertha:
We did date but never were officually a couple, but before he became a bully, i wanted to be with him.
(6 November 2016)

Hertha:
The last few months of our relationship he was a bully and emotionally abusive towards me.
(6 November 2016)

Alethea:
I'm a 14 year old guy and I like an 11 year old girl. What do I do?!?
(6 November 2016)

Alethea:
She kept bumping my arm, and she even grabbed my shoulder at one point.
(6 November 2016)

Alethea:
Today was our first concert and after we played, we sat next to each other and watched the advanced symphonic orchestra.
(6 November 2016)

Alethea:
But I learned yesterday that she was 11. I still like her and I think she's dropping a few hints at me.
(6 November 2016)

Alethea:
I am in a Youth Symphony Orchestra, and I met a girl at the first rehearsal who is really good at the piano like me. (Even though we both play stringed instruments) I thought she was 13 based on how she looked.
(6 November 2016)