Yes it’s possible. You need to install and activate the child theme.
Please go to Appearance->Editor->style.css
Add the following code to the end of the style-sheet, if you want to hide only ‘My Sessions’ title:
.single-speaker .speaker-profile .schedule .site__title.site__title_black {
display: none;
}
If you want to hide ‘My Sessions’ block, please do add the below code:
.single-speaker .speaker-profile .schedule .site__centered {
display: none;
}
Save the file.