RecruitingA Longitudinal Photo-Narrative Exploration of Hope During Phase 1/2 Clinical Trials For Pediatric CancerThe purpose of this study is to find better ways to help support families in their hopes during cancer treatment. Primary Objective * To characterize themes related to how patients and parents/caregivers narrate their experience of 'hope' when receiving cancer therapy on a phase 1/2 clinical trial, with a focus on whether, why, when, and how patients' and caregivers' hopes adapt to changing circumstances. * To engage patients, caregivers, and clinicians in focus groups to identify strengths, weaknesses, opportunities, and threats to hope during phase 1/2 clinical trial participation and facilitate the co-design of a stakeholder-driven supportive intervention related to hope based on focus group recommendations. Secondary Objective * To describe health care provider perspectives on patient and family hope and goal-care concordance in the context of phase 1/2 clinical trials.