ul.userGroup {
    padding: 0px;
    display: inline;
}
.userGroup .creditRole {
    display: inline;
    font-size: 13px;
    padding: 0px;
}

.userGroup .creditRole a {
    text-decoration-line: none;
}

.userGroup li.creditRole::after {
    content: ", ";
}

.userGroup li.creditRole:last-child::after {
    content: ".";
}

.name.author {
    font-weight: bold;
}